classify each of the following first as qualitative or quantitative and second as nominal (categorical) ordinal,interval or ratio measure.a,blood type of individuals,A, B, AB and O.
(a) Quantitative; Interval
(b) Qualitative; Nominal
(c) Quantitative; Nominal
(d) Quantitative; Ratio
(e) Quantitative; Ratio
(f) Quantitative; Nominal
(g) Qualitative; Ordinal
(h) Quantitative; Ordinal
(i) Qualitative; Nominal
(j) Quantitative; Ratio
How to explain the informationThe term "Quantitative; Interval" refers to a type of data measurement in which the values are numerical and have a fixed interval between them. This means that the data can be ordered and the difference between any two adjacent values is consistent.
Examples of data that can be measured quantitatively on an interval scale include temperature, where the difference between 20 and 30 degrees Celsius is the same as the difference between 70 and 80 degrees Celsius, or time, where the difference between 2:00 and 3:00 is the same as the difference between 8:00 and 9:00.
In statistical analysis, interval data can be used for various types of calculations, such as computing means, standard deviations, and correlation coefficients.
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Classify each of the following first as qualitative or quantitative and second as nominal,
ordinal, interval or ratio measure.
a) temperatures of 22 selected refrigerators
b) hair color of women on a high school tennis team
c) numbers on the shirts of a girl’s soccer team
d) ages of students in a statistics class
e) number of pages in your statistics book
f) list of 1247 social security numbers
g) the ratings of a movie ranging from “poor” to “good” to “excellent”
h) the final grades (A,B,C,D, and F) for students in a chemistry class
i) the nationalities listed in a recent survey
j) the amount of fat (in grams) in 44 cookies
SUPPOSE THE SPEED AT WHICH CARS GO ON THE FREEWAY IS NORMALLY DISTRIBUTED WITH MEAN 78 MPH AND STANDARD DEVIATION 10 MILES PER HOUR LET X BE THE SPEED FOR A RANDOMLY SELECTED CAR WHAT IS THE DISTRIBUTION OF X
The distribution of x, the speed for a randomly selected car can be expressed as a normal distribution with a mean of 78 MPH. Thus, we can write it as X ~ N(78, 10 )
The Gaussian distribution, also known as normal distribution, is often employed in statistical analysis due to its symmetrical bell-shaped curve for the continuous probability distribution.
Thus, it is correct to state that the distribution of x, the speed for a randomly selected car can be expressed as a normal distribution with a mean of 78 MPH and standard deviation 10 MPH , since these are the parameters of the underlying distribution. More formally, we can write:
X ~ N(78, 10)
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A couple is planning a wedding and they need to decide how many guests on the bride’s side
as well as on the groom’s side to invite. The couple has agreed that the bride can invite at
most 60 guests. Since the bride’s friends and family are very fancy it costs N$300 per guest
on her side while it only costs N$150 per guest on the groom’s side and they have a budget
of N$30000. Each guest on the bride’s side will receive 4 drink tickets and each guest from
the groom’s side will receive 3 drink tickets and no more than 500 drink tickets can be given.
Keeping in mind that both the bride and groom must have guests (neither of them can attend
the wedding without any of their friends or family present).
Draw a graph and use it to answer the following questions:
i. What is the maximum number of guests that can attend the wedding?
ii. How many guests will the bride and the groom each invite?
Question 2 [
Answer:
- The graph of this linear programming question is presented in the first attached image to this solution.
i) The maximum number of guests that can attend the wedding = 150 guests
ii) Bride can invite 50 guests and the groom can invite 100 guests to maximize the available resources.
Explanation:
Let x represent the number of guests that the bride invites.
Let y represent the number of guests that the groom invites.
- The bride can invite at most 60 guests
x ≤ 60
- I costs N$300 per guest on her side while it only costs N$150 per guest on the groom’s side and they have a budget of N$30000.
300x + 150y ≤ 30,000
- Each guest on the bride’s side will receive 4 drink tickets and each guest from the groom’s side will receive 3 drink tickets and no more than 500 drink tickets can be given.
4x + 3y ≤ 500
- Keeping in mind that both the bride and groom must have guests (neither of them can attend the wedding without any of their friends or family present).
x > 0
y > 0
This is a linear programming question. Combining all the equations as ontained above
x ≤ 60
300x + 150y ≤ 30,000
4x + 3y ≤ 500
x > 0
y > 0
The graph of this linear programming question is presented in the first attached image to this solution.
The second attached image to this solution shows each of the graphs plotted on the linear programming graph and the representative colours to recognize each of them.
i) From the acceptable region of values, we have the pairs. This is shown on the third attached image to this solution.
(60, 80)
(50, 100)
(0, 200)
(0, 166.67)
(60, 86.67)
The most correct pairs that satisfy all the conditions include
(60, 80), sum of guests In this case = 140
(50, 100), sum of guests In this case = 150
(60, 86.67), sum of guests In this case = 146.67
Of the 3 possible answers, the maximum number of guests is 150.
ii) From the most optimal solution, (50, 100), the bride can invite 50 guests and the groom can invite 100 guests to maximize the available resources.
Hope this Helps!!!
The sum of the measures of angle A and angle B equals 90°.
sin A=0.555 cos A=0.832
What is cos B?
A and angle A and angle B equals 90°.
sin A=0.555 cos A=0.832
then cos B is
cos B = sin (90 - A)
cos B = sin (90° - A)
cos B = sin (90° - (sin A x 180°/π + cos A x 180°/π))
cos B = sin (90° - (0.555 x 180°/π + 0.832 x 180°/π))
cos B = sin (90° - 104.45°)
cos B = sin (-14.45°)
cos B = -0.250
What is angle?
Two lines that split from a single point make an angle. It is typically expressed as a number of degrees or radians. Angles can be acute, obtuse, reflexive, right, or straight. Obtuse angles are larger than 90 degrees, whereas acute angles are smaller. Reflex angles are greater than 180 degrees in length while right angles are exactly 90 degrees. The length of a straight angle is 180 degrees. Angles are important in a variety of disciplines, including math, architecture, navigation, and architecture. They are employed in the estimation of an object's size, the creation of forms, and the determination of the force's direction.
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HELP ME WITH MY SAT PRACTICE QUESTION PLEASE
How do class observation for teachers relate with Skinner's operant conditioning theory?
Class observations within the framework of Skinner's operant conditioning theory aim to shape and improve teaching behaviors through reinforcement and, when necessary, punishment.
Class observations for teachers can be related to Skinner's operant conditioning theory in several ways.
Skinner's operant conditioning theory emphasizes the role of reinforcement and punishment in shaping behavior. In the context of class observations, the observers act as external agents that provide feedback and consequences to the teacher's behavior.
Positive reinforcement can be applied when the observer praises or acknowledges effective teaching strategies, encouraging the teacher to continue using them.
For example, if a teacher successfully engages students through interactive activities and receives positive feedback, they are more likely to repeat those strategies in the future.
Similarly, negative reinforcement can be used to discourage ineffective teaching methods. If a teacher's approach leads to disengagement or behavioral issues in the classroom, the observer might provide constructive criticism, encouraging the teacher to modify their approach.
Observations also provide an opportunity for punishment, although it is typically used sparingly and in a constructive manner. If a teacher consistently displays ineffective behaviors, the observer might provide feedback and suggest alternative strategies.
This corrective feedback serves as a form of punishment, aiming to discourage the teacher from repeating ineffective behaviors in the future.
Overall, class observations within the framework of Skinner's operant conditioning theory aim to shape and improve teaching behaviors through reinforcement and, when necessary, punishment.
The feedback provided during observations can influence the teacher's future instructional practices, promoting effective teaching methods and enhancing student learning outcomes.
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What is the real answer is there even an answer if so what is it and how do you know what the answer is
Answer:
where's the question??
Explanation:
tell me in comments and I'll type the answer there
65 percent of consumers prefer to purchase electronics online. You randomly select consumers. Find the probability that the number of consumers who prefer to purchase electronics online is (a) exactly five, (b) more than five, and (c) at most five.
Answer:
Explanation:
To calculate the probabilities, we can use the binomial probability formula. In this case, we have a binomial distribution with the following parameters:
Probability of success (p): 65% or 0.65
Number of trials (n): The number of consumers randomly selected
Number of successes (k): The number of consumers who prefer to purchase electronics online
(a) To find the probability that exactly five consumers prefer to purchase electronics online, we can use the formula:
P(X = k) = (nCk) * p^k * (1 - p)^(n - k)
Plugging in the values, we get:
P(X = 5) = (nC5) * 0.65^5 * (1 - 0.65)^(n - 5)
(b) To find the probability of more than five consumers preferring to purchase electronics online, we need to calculate the cumulative probability from k = 6 to the maximum number of consumers randomly selected. This can be calculated as follows:
P(X > 5) = 1 - P(X <= 5)
(c) To find the probability of at most five consumers preferring to purchase electronics online, we need to calculate the cumulative probability from k = 0 to k = 5. This can be calculated as follows:
P(X <= 5) = P(X = 0) + P(X = 1) + P(X = 2) + P(X = 3) + P(X = 4) + P(X = 5)
One of the functions of sociology of education is the development of new social patterns (see p5 in SoE). Briefly discuss how this aim could be taught in the classroom. (3)
Teaching the aim of developing new social patterns within the context of the sociology of education requires a comprehensive and interactive approach in the classroom.
Some strategies that could be used to effectively teach this aim:
1)Introduce case studies: Presenting real-life case studies that demonstrate social patterns and their consequences can help students understand the importance of developing new social patterns.
By analyzing these cases, students can identify existing social patterns, evaluate their impacts, and brainstorm potential alternatives.
2)Encourage critical thinking: Foster critical thinking skills by engaging students in discussions and debates about current social patterns and their implications.
Encourage them to question the status quo, challenge existing norms, and explore alternative social arrangements.
This can be done through open-ended questions, group activities, and analyzing conflicting viewpoints.
3)Collaborative projects: Assigning collaborative projects that require students to propose and develop new social patterns can be an effective way to engage them in active learning.
Students can work in groups to identify social issues, research potential solutions, and create action plans for implementing new social patterns.
This hands-on approach encourages creativity, teamwork, and problem-solving skills.
4)Guest speakers and field trips: Inviting guest speakers from various fields, such as sociology, education, and community organizations, can provide students with real-world insights into the development of new social patterns.
Organizing field trips to relevant community organizations or institutions can also give students the opportunity to observe and learn from initiatives that aim to create positive social change.
5)Reflective activities: Incorporate reflective activities, such as journaling, class discussions, or personal presentations, where students can express their thoughts, insights, and personal experiences related to social patterns.
Encourage them to critically reflect on their own behaviors, attitudes, and the potential impact they can have on social patterns.
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You have 7 different cats, and want to arrange 4 of them in a single-file line.
How many different ways can you arrange the cats?
Show your work here I
Answer:line?5,040 waysAnswer. or 5,040 ways. Alternatively, we can use the simple rule for counting permutations. That is, the number of ways to arrange 7 cats
Explanation:
From the video “Life Victorian Times”
What are five facts about the Rural Area/Poverty Class, that stood out for you, during the period?
Urgent!!!!
1 Many people in the rural areas worked as agricultural laborers and lived in poverty with large families crammed into small cottages.
2 The rural poor had limited access to healthcare and education, which resulted in high infant mortality rates and low literacy rates.
3 The living conditions in the rural areas were often unsanitary and unhygienic, with inadequate sewage and drainage systems.
4 Many rural families supplemented their income by taking in lodgers or performing piecework such as lace making or straw plaiting.
5 The workhouses were seen as a last resort for the rural poor, who would have to surrender their independence and live in harsh conditions in exchange for food and shelter.
what is the level of critical thinking when operating a computer after reading the manual.
Answer:
Explanation:
The level of critical thinking when operating a computer after reading the manual varies depending on the individual. However, in general, operating a computer after reading the manual would likely require a basic to intermediate level of critical thinking.
The individual would need to understand and apply instructions in the manual, troubleshoot any issues that arise, and make decisions based on the information available to them. For example, if the manual explains how to perform a specific task, the individual would need to understand and follow the steps accurately. If they encounter a problem, they would need to use critical thinking to identify the source of the issue and find a solution based on the information provided in the manual or through other resources.
Additionally, operating a computer also requires the individual to evaluate and analyze information, identify patterns and relationships, and make decisions based on this information. This all requires a certain level of critical thinking skills.
In summary, operating a computer after reading the manual requires the individual to use basic to intermediate level of critical thinking skills such as reading comprehension, problem solving, decision making, and information analysis.
Suppose the heights of 18-year-old men are approximately normally distributed, with mean 66 inches and standard deviation 5 inches. What is the probability that an 18-year-old man selected at random is between 65 and 67 inches tall?
Answer: We can start by standardizing the values using the standard normal distribution:
z_1 = (65 - 66) / 5 = -0.2
z_2 = (67 - 66) / 5 = 0.2
Using a standard normal distribution table or calculator, we can find the area under the curve between -0.2 and 0.2:
P(-0.2 < Z < 0.2) = 0.0796
Therefore, the probability that an 18-year-old man selected at random is between 65 and 67 inches tall is approximately 0.0796 or 7.96%.
Explanation:
what two elements must be present in a contract to achieve complete agreement, referred to as a meeting of the minds ?
Answer: 4 days ago this was eee
Explanation:
Religious affiliations are an example of which type of data?
Answer:
it is deemed personal data grouped with
Explanation:
racial or ethnic origin;
political opinions;
religious or philosophical beliefs;
trade union membership;
processing of genetic data;
biometric data for the purpose of uniquely identifying a natural person;
health;
sex life or sexual orientation.
is time spent on phone dependent of battery life remaining or vice versa?
Produce a scatterplot of the provided dataset. Make sure to include a title and to assign labels to your axis. Edit the graph (i.e., set the background to transparent; borders to transparent; add greyed out grid lines) and add a regression line. Comment on the noted relationship (e.g., is it positive; is it negative?). What else can be said about the relationship concerning time spent on phone and battery life? If we were to break up the scatterplot into 4 quadrants; what would data points in the top left, bottom left, top right and bottom right say about the relationship concerning time spent on phone and battery life? For this example, in which quadrant(s) do the data points lie.)
The scatterplot will show that there is a negative relationship between time spent on the phone and battery life remaining.
How to explain the scatterplotThe scatterplot shows a clear negative relationship between time spent on the phone and battery life remaining. As time spent on the phone increases, battery life remaining decreases. The regression line also shows a negative slope, which confirms this relationship.
In bottom right, data points in this quadrant represent times when the battery life was low and the time spent on the phone was high. This is the most likely quadrant for data points to fall in, as it represents times when the phone was being used heavily.
In this example, all of the data points fall in the bottom right quadrant, which confirms that there is a negative relationship between time spent on the phone and battery life remaining.
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Sobre a união de resina e esmalte
Answer: Not sure if you wanted it in english but that means "on the union of resin and enamel."
Explanation:
orty-five percent of all registered voters in a particular state prefer life in prison without parole over the death penalty for a person convicted of first degree murder. Among Latino registered voters in the state, 57% prefer life in prison without parole over the death penalty for a person convicted of first degree murder. 37.2% of all citizens in the state are Latino. In this problem, define variables as the following. • C = Registered voters preferring life in prison without parole over the death penalty for a person convicted of first degree murder. • L = Latino citizens Suppose that one registered voter is randomly selected. Find P(C|L). (Enter an exact number as an integer, fraction, or decimal.) P(C|L) =
Answer:
its c
Explanation:
A population of seabirds nests on a small rocky island. Only pairs that arrive early enough to find a nest site are able to breed. This is an example of what limiting factor on population growth?
Answer:
This is an example of space being a limiting factor.
Explanation:
Answer:
This is an example of space being a limiting factor is the right answer in Edge 2021.
Explanation:
Please help!
From The twilight zone episode “The shelter”
1. How are Cold War fears expressed in this episode?
2. What does this episode have to say about human nature?
3. What message do you think Rod Serling (the creator of the show and writer for this episode) was hoping people would take away from watching this episode?
Answer: hi! I just did my discussion with these questions.
1. The Cold War fears were expressed in this episode by showing the neighborhood people panicking and running around in disarray because of the nuclear bomb threat.
2. I believe this episode states that when the human nature believes they are in grave danger they will do anything in their power to survive even if it means hurting others and/or causing damage and n the process.
3. I believe the message Serling was trying to get across was in order “for civilization to survive the human race must remain civilized” as stated at the end of the episode.
If you have any corrections for my answers please lmk before I submit lol
Explanation:
Two challenges you may encounter as a student next year
Answer:
you may be a victim of this Corona pandemic or lack money for school or lose your parents because of this pandemic but I hope none of this will happen.
8 1.......... a successful author one day. A be C go to be B'm being D'm going to be
The correct answer is D. "I'm going to be a successful author one day." This sentence is in the future tense, indicating that the speaker has a goal or aspiration to become a successful author in the future.
If x is 2/3 of y and y is 3/4 of z, what is the ratio of z:x?
Answer:
1:2
Explanation:
let y =12
x= 2/3 of y = 2/3 x 12 = 8
y = 3/4 of z i.e z = 4/3 of y = 4/3 x 12 = 16
x:z = 8;16 = 1:
Dwayne argues with his parents about clothes his parents think some of his clothes look inappropriate but Dwayne says everyone else is wearing the same style
Analyzing the sentence given in the utterance of a context, we have to take into account the human actions and the behavior of the human being, for this:
Human beings tend to be patterned after society, in order to feel included in some way.
What are the main concepts of behaviorism?The main concepts developed by Skinner in the composition of his theory are:
behavior; reinforcement; punishment; discriminatory stimulus; aversive stimulus; contingency; environment.For radical behaviorist theory, behavior is defined as the relationship between organism and environment.
In this given context, we have a teenager who dresses like his group to feel included in it, even if it's something his parents can't understand.
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Now that you have read the article, indicate whether you agree or disagree with this statement. "The progress of the world will call for the best that all of us have to give." Agree Disagree Explain why you voted the way you did. Then read and respond to what others have to say.
Answer:
I Agree with the statement
Explanation:
I agree with the statement "The progress of the world will call for the best that all of us have to give." In this world everyone has opportunities to be a good person and if they are willing enough they will do something about it like if someone is it by a car all it takes is a good person to save their lives so if there are good people good acts will come to them
You are welcome
A library charges a cents for the first 5 days that a
book is borrowed and b cents for each day over
the 5 days.
What is the total cost for borrowing a book for c
days where c is greater than 10?
A. a + bc
B. a + b(c - 5)
C. a + b(c-10)
D. b + a(c-10)
Answer:
OPTION B
Explanation:
The total cost for borrowing a book for c days, where c is greater than 10, can be calculated as follows:
For the first 5 days, the cost is a cents per day. So the cost for the first 5 days is 5a cents.
For the remaining days (c - 5), the cost is b cents per day. So the cost for the remaining days is b(c - 5) cents.
Therefore, the total cost for borrowing a book for c days is the sum of the cost for the first 5 days and the cost for the remaining days:
Total cost = 5a + b(c - 5) = 5a + bc - 5b
Option B, a + b(c - 5), is the correct answer.
The total cost for borrowing a book for c days is a + b(c - 5).The correct answer is option B.
To calculate the total cost for borrowing a book for c days, where c is greater than 10, we need to consider two scenarios: the first 5 days and the remaining days after that.
For the first 5 days, the library charges a cents per day. So, the cost for the first 5 days is 5a.
For the remaining days (c - 5), the library charges b cents per day. So, the cost for the remaining days is (c - 5) * b.
To find the total cost, we sum up the costs for the first 5 days and the remaining days:
Total cost = 5a + (c - 5) * b.
Simplifying this expression, we get:
Total cost = 5a + bc - 5b.
Rearranging the terms, we can write it as:
Total cost = a + bc - 5b.
Therefore, the correct option is B. a + b(c - 5).
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Three hunters are walking side by side. Which of the following would be safe?
Answer:
the hunter in the center uses the trial carry.
what is the vertex of x^2 + 4x - 12
Answer:
\((-2, -16)\\\)
Explanation:
The vertex of a quadratic function which gets plotted as a parabola is either the minimum or maximum (x, y) value of that function.
The following rule applies to finding the x value of the vertex
\(\mathrm{The\:vertex\:of\:an\:up-down\:facing\:parabola\:of\:the\:form}\:\\y=ax^2+bx+c\:\mathrm{is}\:x_v=-\dfrac{b}{2a}\)
The equation is
\(y=x^2+4x-12\)
\(\textrm {Here }\\a = 1, b = 4, c= -12\\\\\)
\(So\; x_v, \textrm{ the x value of the vertex } = -\dfrac{4}{2\cdot \:1} = -2\\\\\textrm {Plug this value of x into the equation to find the y-value of the vertex}\\\)
\(y_v=\left(-2\right)^2+4\left(-2\right)-12\\\\\\y_v = 4 -8 - 12 = -16\\\\\)
\(\mathrm{Therefore\:the\:parabola\:vertex\:is}\\(-2, -16)\)
7 8 8.5 9 9 10 12 14 14 15 16 16
Sonia and 11 of her classmates worked on a class fund-raiser. The list above shows the number of hours
each of these 12 students worked. Exactly half of these students worked fewer hours than Sonia. How
many hours did Sonia work?
06
O 10
O 11
O 12
Answer: 10
Explanation:
It seems more appropriate
How are the astronomer in the first poem and the little girl in the second poem ALIKE?
es )
A)
Both look for answers from nature.
B)
Both are sad at the thought of death.
Both focus on appearance instead of on what is behind it.
D)
Both are trying to understand the motions of the heavenly bodies.
Answer:
C
Explanation:
Just did it right now
Answer:
C. they both focus on appearance, instead of on what is behind it
Explanation: