Answer:
2.8 units
Step-by-step explanation:
Think of this distance as the hypotenuse of a right triangle that has a vertical leg and a horizontal one as well.
Going from P to Q, the change in x is 2 and the change in y is also 2.
Thus, by the Pythagorean Theorem, this desired distance is:
d = √(2^2 + 2^2) = 2√2 units, or 2.8 units
Find the percent increase. Round to the nearest percent. From 82 books to 144 books The percent increase is
Answer:
Step-by-step explanation:
56%
Jin's mother estimates there is a half-gallon of fruit punch remaining in the container. There are actually 72 ounces of fruit punch in the container. Find the percent error of Jin's mother's estimate. Round the percent to the nearest tenth if necessary HELP DUE IN 10 MINUTES
Answer:
89%
Step-by-step explanation:
the real answer is 64 fluid ounces
64/72*100 which is 88.89% or 89%
Hope this helps plz hit the crown :D
The percent error of Jinn's mother's estimate is 11.12%.
What is Percentage Error?The degree to which a measured or calculated value is closest to its true value is measured by its accuracy. The error percentage is calculated by multiplying the error to real value by 100. The repeatability of a set of measurements is gauged by the precision of each measurement.
Given that Jinn's mother estimates there is a half-gallon of fruit punch remaining in the container. Therefore, the estimated amount can be written as,
Estimated amount = 0.5 gallons = 0.5 × (128 ounces) = 64 ounces
It is also given that there are actually 72 ounces of fruit punch in the container. Therefore, the percent error of Jin's mother's estimate is
Percentage Error = [ |Estimated value - Real Value| ) /Real Value] × 100%
= [( |64 ouches - 72 ounces| )/72 ounces] × 100%
= [(8 ounces)/72 ounces] × 100%
= 0.11111 × 100%
= 11.12%
Hence, the percent error of Jinn's mother's estimate is 11.12%.
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6. A plant with yellow leaves and stunted growth is deficient is
Answer:
A plant with yellow leaves and stunted growth is likely deficient in nutrients such as nitrogen, iron, magnesium or sulfur. It could also be affected by a viral or fungal infection, or an environmental stressor such as too much or too little water, poor soil quality or exposure to extreme temperatures. A soil test or analysis of the plant's symptoms can help identify the specific cause of the deficiency and appropriate treatment or management practices.
Step-by-step explanation:
whats the slope of (0,1) and (3,-5)
The parameters of an econometric model Group of answer choices include all unobserved factors affecting the variable being studied describe the strength of the relationship between the variable under study and the factors affecting it refer to the explanatory variables included in the model refer to the predictions that can be made using the model
The parameters of an econometric model refer to the explanatory variables included in the model.
These variables are chosen based on theoretical considerations and are believed to have a relationship with the variable being studied. The parameters represent the strength and direction of the relationship between the variable under study and the factors affecting it. They quantify the impact of these factors on the variable and help in making predictions using the model.
In econometric modeling, the parameters represent the coefficients or constants in the mathematical equation that relates the dependent variable (the variable being studied) to the explanatory variables. These parameters determine the functional form of the relationship and quantify the strength and direction of the relationship between the dependent variable and the explanatory variables.
The explanatory variables, also known as independent variables or regressors, are the factors that are hypothesized to influence or explain the variation in the dependent variable. These variables are selected based on theoretical knowledge, economic reasoning, or empirical evidence. They can be observed or measurable factors such as income, price, demographics, or any other relevant variables that are believed to have a relationship with the dependent variable.
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There are 8 squares and 2 triangles. What is the simplest ratio of triangles to total shapes?
Answer:
2:10 or 1:5
Step-by-step explanation:
Answer: 4 squares to 1 triangle
Step-by-step explanation: both can be divided by two and that is the largest number they can be divided into
Let X and Y, with respective pmfs f(x) and g(y), be independent discrete random variables, each of whose support is a subset of the nonnegative integers 0, 1, 2, ... . Show that the pmf of W = X+Y is given by convolution formula
h(w)=\sum_{x=0}^{w}f(x)g(w-x), w=0, 1, 2, ...
HINT: Argue that h(w)=P(W=w) is the probability of the w+1 mutually exlcusive events (x,y = w-x), x= 0, 1, 2, ..., w.
To show that the pmf of W = X + Y is given by the convolution formula h(w) = ∑f(x)g(w-x) for w = 0, 1, 2, ..., let's follow these steps:
Step 1: Express the probability of W = w.
We need to find the probability of W = w, which can be written as P(W = w) = h(w).
Step 2: Recognize the mutually exclusive events.
As hinted, there are w+1 mutually exclusive events corresponding to (x, y) pairs, where x = 0, 1, 2, ..., w and y = w - x. Since X and Y are independent, the probability of each pair is the product of their individual probabilities: P(X = x) * P(Y = w - x).
Step 3: Use the independence of X and Y.
Since X and Y are independent, we can use their respective pmfs, f(x) for X and g(y) for Y. Thus, the probability of each pair becomes f(x) * g(w - x).
Step 4: Sum over all mutually exclusive events.
Now, we sum the probabilities of all these mutually exclusive events to get the probability of W = w:
h(w) = ∑f(x)g(w-x) for x = 0, 1, 2, ..., w.
So, the pmf of W = X + Y is given by the convolution formula h(w) = ∑f(x)g(w-x) for w = 0, 1, 2, ....
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To show that the pmf of W = X+Y is given by the convolution formula h(w)=\sum_{x=0}^{w}f(x)g(w-x), w=0, 1, 2, ... , we will follow these steps:
Step 1: We want to find the probability h(w) = P(W = w), where W = X + Y.
Step 2: Rewrite h(w) in terms of X and Y probabilities.
h(w) = P(X + Y = w)
Step 3: Apply the independence property of X and Y. Since X and Y are independent, we know that the joint probability mass function (pmf) is the product of their individual pmfs: P(X=x, Y=y) = f(x)g(y).
h(w) = \sum_{x=0}^{w} P(X=x, Y=w-x)
Step 4: Sum over all possible values of X that satisfy the condition.
h(w) = \sum_{x=0}^{w} f(x)g(w-x)
So, the pmf of W = X+Y is given by the convolution formula h(w)=\sum_{x=0}^{w}f(x)g(w-x), w=0, 1, 2, ...
Explanation: What is Probability: Probability is a branch of mathematics in which the chances of experiments occurring are calculated. It is by means of a probability, for example, that we can know from the chance of getting heads or tails in the launch of a coin to the chance of error in research.To understand this branch, it is extremely important to know its most basic definitions, such as the formula for calculating probabilities. Express the probability of the desired event: h(w) = P(W = w), Rewrite h(w) in terms of X and Y probabilities, Apply the independence property of X and Y, Sum over all possible values of X that satisfy the condition.
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help me fo it its for me homework
Answer:
6
i started with 9 and counted up untell i got to 15
the little twelve football conference has two divisions, with nine teams in each division. each team plays each of the other teams in its own division twice once. how many conference games are scheduled?
(fixed a spelling error)
There are 32 conference games scheduled.
Since the little twelve football conference has two divisions, with nine teams in each division. each team plays each of the other teams in its own division twice once.
Number of games per divisionSince each team plays two matches against every other team, and plays against 8 teams, the number of games in each division is 2 games/team × 8 teams = 16 games.
Number of conference games
Since there are the same number of teams in each division, so there are the same number of games per division and there are 2 divisions, the total number of games in the conference = games per division × number of divisions
= 16 games/division × 2 divisions
= 32 games.
So, there are 32 conference games scheduled.
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A triangle has sides with lengths of 14 feet, 48 feet, and 50 feet. Is it a right triangle?
Answer:
Yes, it is a right triangle
Step-by-step explanation:
Answer: Yes it is
Note that a right triangle is a triangle with a right angle.
please give me the correct answer. T^T
Answer:
All pairs of corresponding sides are congruent
Step-by-step explanation:
∠A≅∠D
∠B≅∠E
∠C≅∠F
Sketch the graph of the following equations: y=x+5, y=-(x+5), and y = |x+5|
The graph of functions y=x+5, y=-(x+5), and y = |x+5| are shown in figure.
What is Equation of line?The equation of line in point-slope form passing through the points
(x₁ , y₁) and (x₂, y₂) with slope m is defined as;
⇒ y - y₁ = m (x - x₁)
Where, m = (y₂ - y₁) / (x₂ - x₁)
Given that;
Equations are,
y = x + 5
y = - (x + 5)
y = |x + 5|
Since, All equations shows equation of line.
Hence, We can draw all the equations as shown in figure.
y = x + 5
Slope = 1
y - intercept = 5
y = - x - 5
Slope = - 1
y - intercept = - 5
Thus, The graph of functions y=x+5, y=-(x+5), and y = |x+5| are shown in figure.
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can someone please help me with this problem will give me brainliest.
Answer: as a decimal 274877906944
Step-by-step explanation:
the graph shows data from the light-colored soil enclosure. there is one dependent variable and more than one independent variable on the graph.what are the independent variables, the variables that were manipulated by the researcher?
In the given graph, the independent variables represent those factors that are manipulated by the researcher. On the other hand, the dependent variable represents the effect of the independent variable(s).Let's first understand the given graph - it shows data from the light-colored soil enclosure.
There is one dependent variable and more than one independent variable on the graph. Based on this information, it can be concluded that the graph represents the result of an experiment where multiple factors were tested to observe their impact on the dependent variable. Now, coming to the question, we need to identify the independent variables from the graph. Unfortunately, the graph is not available here to analyze and provide an accurate answer. Suppose the experiment aimed to study the effect of different factors on the growth of plants in light-colored soil. Some independent variables that could be manipulated by the researcher are:
Amount of water provided to the plants Type of fertilizer used for the soil Temperature of the enclosure Humidity level inside the enclosure Intensity and duration of light exposure. Amount of water provided to the plants, type of fertilizer used for the soil, temperature of the enclosure, humidity level inside the enclosure, intensity, and duration of light exposure.
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14)
Which statement best describes the solutions of a two-variable equation?
A)
The ordered pairs must lie near the graphed equation.
B)
The ordered pairs must have x = 0 for one coordinate.
C)
The ordered pairs must lie on the graphed equation.
D)
The ordered pairs must have y = 0 for one coordinate.
PLEASE HELP!!
Answer:
Solution of a System. In general, a solution of a system in two variables is an ordered pair that makes BOTH equations true. In other words, it is where the two graphs intersect, what they have in common. So if an ordered pair is a solution to one equation, but not the other, then it is NOT a solution to the system.
Answer: A) The ordered pairs must lie near the graphed equation
Which of the following could be the measure of the angle below?
Answer:
There is nothing below.
Step-by-step explanation:
Please write well.
Answer the following question when X₁, X₂,..., X is a random sample from an exponential family with the following probability density function. f(x 0) = exp (0T(x) + d(0)+ S(x)) a. H: 0= 0 vs H₁
Given that X₁, X₂,..., X is a random sample from an exponential family with the following probability density function, f(x 0) = exp (0T(x) + d(0)+ S(x)).
To form the hypothesis for the exponential family, we need to consider the null and alternative hypothesis.
Null hypothesis: 0= 0
Alternative hypothesis: 0 ≠ 0
Explanation: The exponential family is a class of distribution families. The density of an exponential family is given by the following expression:
f(x|θ) = h(x) exp{θT(x) − A(θ)},
where h(x) is a nonnegative function of the data that does not depend on the parameter θ and A(θ) is a normalizing function.
The parameter θ is typically called the natural parameter, and T(x) is the vector of sufficient statistics. The exponential family of distributions includes the normal, exponential, chi-squared, gamma, and beta distributions, among others. In hypothesis testing for the exponential family, we typically specify a null hypothesis and an alternative hypothesis, just as in other types of hypothesis testing. The test statistic is usually a ratio of two likelihood ratios.
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Joshua sells a pack of pens for $3.15, which is 5 percent more than he pays for them. Which equation will help find x, the amount he pays for a pack of pens? How many solutions will this equation have?
Answer:
If Joshua sells a pack of pens for $3.15, which is 5 percent more than he pays for them, we can set up the following equation:
1.05x = 3.15
Here, x represents the amount Joshua pays for a pack of pens.
To solve for x, we can divide both sides of the equation by 1.05:
x = 3.15 / 1.05
Simplifying, we get:
x = 3
Therefore, Joshua pays $3 for a pack of pens.
This equation will have only one solution, which is x = 3.
hope it helps you
Step-by-step explanation:
ONE solution
x = price he pays
1.05x = price at which he sells
1.05x = $ 3.15
x = $ 3.15/1.05
What does 100+100-200+90+20=
Answer:
110
Step-by-step explanation:
what 30+30+30+4+60+9+80
Answer:
243
Step-by-step explanation:
what graphical tool is best used to display the relative frequency of a numerical variable?
The best graphical tool to display the relative frequency of a Philippineal variable is a histogram.
A histogram is a graphical representation that organizes data into intervals or bins and displays the frequency or relative frequency of each interval. It is particularly useful when dealing with numerical or continuous data, such as Philippine variable data. By dividing the data into intervals and representing the relative frequency of each interval using bar heights, a histogram provides a visual representation of the distribution and patterns within the data.
When displaying the relative frequency of Philippine variables, a histogram allows for easy comparison between different intervals and provides insights into the overall distribution of the data. It helps identify the central tendency, shape, and spread of the Philippine variables, making it an effective tool for data analysis and visualization. Additionally, a histogram can be customized to suit specific requirements, such as adjusting the number of bins or adding labels and titles, enhancing its usefulness in displaying Philippine variable data accurately and meaningfully.
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For Halloween, Gina received candies from her neighbor, aunt, and uncle. Her aunt gave four times as many candies as her uncle. Her uncle gave 10 less candies than her neighbor. Gina's aunt gave her 44 candies. How many candies did Gina's neighbor give her?
Answer:
21 candies.
Step-by-step explanation:
44÷4=Uncle
Uncle+10=Neighbor
Aunt: 44 candies
Uncle: 11 candies
Neighbor: 21 candies
Her neighbor gave here 21 candies.
Determine whether each expression can be used to find 2. Select Yes or No.
x=12 cos 36
x=12/cos 36
x=12 sin 54
x= 12/sin54
Answer:
If you have the hypotenuse, multiply it by sin(θ) to get the length of the side opposite to the angle. Alternatively, multiply the hypotenuse by cos(θ) to get the side adjacent to the angle. If you have the non-hypotenuse side adjacent to the angle, divide it by cos(θ) to get the length of the hypotenuse.
Step-by-step explanation:
If (x +4) + (y - 3) = -1 -i, what are the values of x and y?
Answer:
x=y-2
y=x-2
Step-by-step explanation:
Use the formula for the sum of a finite series and substitute P for the value of a, the monthly payment you just found. Also, substitute 1 + i for the r value in the formula since the rate of increase is now 1 + the interest rate = i. Now rewrite the formula with the substituted values in simplest form. That simplified formula will determine the future value of a structured savings plan with recurring deposits.
Answer:
\(F.V.=\dfrac{P[(1+i)^n-1]}{i}\)
Step-by-step explanation:
Sum of finite geometric series, \(S_n=\dfrac{a(r^n-1)}{r-1}\)
Substitute P for the value of aSubstitute 1 + i for rThat gives us:
\(F.V.=\dfrac{P[(1+i)^n-1]}{(1+i)-1}\\\\=\dfrac{P[(1+i)^n-1]}{1+i-1}\\\\F.V.=\dfrac{P[(1+i)^n-1]}{i}\)
Where:
F.V.=Future ValueP=Recurring deposits.i=Interest Raten=Number of depositsThis is the formula that is used to determine the future value of a structured savings plan with recurring deposits.
Which of the following equations correctly describes how to calculate net income?
a. net income = (cost of goods sold) - (net sales) - (operating expenses)
b. net income = (operating expenses) - (cost of goods sold) - (net sales)
C. net income = (operating expenses) + (cost of goods sold) - (net sales)
d. net income = (net sales) - (cost of goods sold) - (operating expenses)
Answer: D
Step-by-step explanation:
The equation that correctly describes the net income is; a. net income = (cost of goods sold) - (net sales) - (operating expenses)
What is gross profit?Gross profit is the profit a firm makes after deducting the costs of manufacturing and selling its products or providing its services from the revenue the company made.
The equation that correctly describes the gross profit is given by;
gross profit = (net sales) - (cost of goods sold)
Gross profit is defined as the profit a firm makes after deducting the costs of manufacturing.
Thus, the correct option is A.
Hence, The equation that correctly describes the net income is; a. net income = (cost of goods sold) - (net sales) - (operating expenses)
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Find the nonpermissible replacement for y inthis expression.(y +3)/(y-1)
To find the nonpermissible replacement for y in the expression;
\(\frac{y+3}{y-1}\)The nonpermissible replacement for y is the replacement for y at which the denominator of the expression is zero. (when the denomenator is zero, the final value can not be determined).
For the given expression, the denomenator is;
\(y-1\)For y to be nonpermissible, the denometor must be equal to zero.
\(y-1=0\)To get y, add 1 to both sides.
\(\begin{gathered} y-1+1=0+1 \\ y=1 \end{gathered}\)At y =1, the expression becomes;
\(\frac{y+3}{y-1}=\frac{1+3}{1-1}=\frac{4}{0}\rightarrow\text{ nonpermissible }\)Therefore, the nonpermissible replacement for y in the given expression is;
\(y=1\)factor by grouping (or any method): 81x^2 + 9
Answer:
9(9x^2+1)
Step-by-step explanation:
Just factor the 9 out.
Answer:
ur answer is 607.51
Step-by-step explanation:
I like dogs but this question is a hard one.
Answer:
Work below
Step-by-step explanation:
49 total dogs.
36 more small dogs.
13 big dogs.
lol just realized today's school has sh*t wording and this question can be taken TWO ways. 36 more as in, 36 more dogs in total or 36 more small dogs than large dogs adding the amount of large dogs with this. this gives us 49.
the only way to get the x value (large dogs) and add this on top of the 36 (small dogs) and get 49 is to do 6.5 + 42.5 (36 + 6.5) this gives us 49.
Thanks guy in the comments for giving the second response, after some thinking i realized that i could also read it that way.
F** k today's hw and their wording
Answer:
6.5 Large Dogs
42.5 Small Dogs
Step-by-step explanation:
You simply do not have enough love for dogs to solve the question.
Luckily I have an extremely high affection for dogs so I can help.
S = amount of small dogs
L = amount of large dogs
S + L = 49
S = 36 + L
plug the second equation into the correct variable of the first equation so:
(36+L) + L = 49
36 +2L = 49
2L = 49-36
L = 6.5 *this doesn't make sense*
S = 42.5 *this also doesn't make sense*
I don't know why your questions produce answers with 6 and a half dogs, haha, but these are the correct answers. Math never lies!
What is the value of ?
Enter your answer in the box.
___cm
Answer:
5
Step-by-step explanation: