Below is the SQL code solution for the given problem in which we have to find the first name and last name of all customer contacts whose customer is located in the same state as the san francisco office.
Coding Part:
SELECT contactfirstname, contactlastname FROM Customers
WHERE state =
(
SELECT DISTINCT state FROM Customers
WHERE city = 'San Francisco'
);
What is SQL?
Structured query language (SQL) is indeed a programming language used to store and process information in relational databases. A relational database information is stored in tabular form, with rows and columns chosen to represent different data attributes and the numerous relationships between the data values.
SQL statements can be used to store, update, remove, search, and retrieve data from a database. SQL can also be used to maintain as well as optimize database performance.
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How will you switch between the two views of a table
To switch between table views, in Microsoft Access, use the down arrow next to the View button on the toolbar (it's the leftmost button). Then, from the drop-down list that appears, choose the view you want.
What is a table in Access?A table is a data definition and storage object. Access prompts you to define fields, also known as column headers, when you create a new table. Each field must have a distinct name as well as a data type.
A relational database, such as Access, often has numerous connected tables. Each table in a well-designed database holds data about a certain subject, such as personnel or items.
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Full Question:
How can you switch between the different views of the table in Access?
The assignment asks you to analyse the determinants of average school test scores using a dataset with
information on 500 schools in California, USA.
There are 4 different tasks you should perform:
1. Import the data into Stata and inspect it
2. Estimate a simple model of the determinants of test scores
3. Run additional specifications
4. Interpret the results
The data is provided in the "CAschools.xls" Excel file, where the first row consists of variable names.
You should write a short report as described below (no more than 2,000 words) and submit this with your dofile included as an appendix via TurnItIn to Blackboard, by 23.59 Friday 2nd December.
Part 1: Import the data into Stata and inspect it
1. At the beginning of the do-file, clearly note your name and student number.
2. Import the data from the Excel file.
3. Label the variables according to the accompanying 'CAschools Description' document.
4. Produce a table of summary statistics for the variables in the dataset.
5. Generate and export some scatter plots that will help you decide what independent variables to include
in the models you use in Part 3 below.
Part 2: Estimate a simple model of the determinants of test scores
1. Run a regression of the student teacher ratio, the share of students receiving free or reduced-price
school meals, the share of English language learners, and zip code median income on test scores.
2. Interpret the economic and statistical significance of your estimates.
3. Is the model successful in explaining the variation in test scores? Do you have reason to believe
omitted variable bias may be affecting any of your estimates?
Part 3: Run additional specifications
1. Extend the model from part 2 to include additional explanatory variables (note: run at least 4 additional
specifications).
2. Perform appropriate tests to investigate whether these new variables add explanatory power to the
model.
3. Does zip code median income have non-linear relationship with test scores?
4. Investigate whether the relationship between average teacher experience and test scores differs between
schools with above and below median shares of English language learners.
5. Save the data set, under the name 'Assignment'. Save the do-file and close the log file.
Part 4: Interpret the results
Write a report on your analysis, including your tables, graphs and interpretations from parts 1-3. Divide the
report into 3 sections corresponding to these Parts. The report should be up to 2000 words, without the
appendix. Copy your clearly commented dofile into an appendix.
There are 6 steps you need to follow.
How to analyze determinants of average school test score?To analyze the determinants of average school test scores using a dataset with information on 500 schools in California, the following steps should be taken:
What are the steps to analyze?Import the data from the Excel file "CAschools.xls" into Stata, and label the variables according to the accompanying "CAschools Description" document.Produce a table of summary statistics for the variables in the dataset, and generate scatter plots to help decide which independent variables to include in the model.Estimate a simple linear regression model of the determinants of test scores, including student teacher ratio, the share of students receiving free or reduced-price school meals, the share of English language learners, and zip code median income as explanatory variables.Interpret the economic and statistical significance of the estimates, and assess whether the model is successful in explaining the variation in test scores.Extend the model to include additional explanatory variables, and perform appropriate tests to investigate whether these new variables add explanatory power to the model.Investigate whether zip code median income has a non-linear relationship with test scores, and whether the relationship between average teacher experience and test scores differs between schools with above and below median shares of English language learners.Write a report on the analysis, including tables, graphs, and interpretations from all four parts.The do-file used to carry out this analysis should be included as an appendix to the report.
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PLEASE HELP ITS CODING AND I INCLUDED A SCREENSHOT OF WHAT TO DO
Answer:
I need to have better photos in order to assist you...
Explanation:
I will attempt to get back with you if you can provide more clearer photos.
num1 = float(input("Enter your first number: "))
num2 = float(input("Enter your second number: "))
operation = input("What operation would you like to do? Type: add, subtract, multiply, or divide. ")
def add(n, n1):
return n + n1
def subtract(n, n1):
return n - n1
def multiply(n, n1):
return n*n1
def divide(n, n1):
return n/n1
if operation.lower() in ["add", "+"]:
result = add(num1, num2)
print(num1,"+",num2,"=",result)
elif operation.lower() in ["subtract", "-"]:
result = subtract(num1, num2)
print(num1,"-",num2,"=",result)
elif operation.lower() in ["multiply", "*"]:
result = multiply(num1, num2)
print(num1, "*", num2, "=", result)
elif operation.lower() in ["divide", "/"]:
result = divide(num1, num2)
print(num1, "/", num2, "=", result)
else:
print("Not a valid operation.")
I wrote my code in python 3.8. I hope this helps.
What is Microsoft Excel?
Answer:
The most popular and widely used spread sheet program, developed by Microsoft Corporation of USA is called Microsoft Excel.
Explanation:
Thanks!!!!!
Explanation:
Microsoft Excel is a spreadsheet developed by Microsoft for Windows, macOS, Android and iOS. It features calculation, graphing tools, pivot tables, and a macro programming language called Visual Basic for Applications.
Also THANKS for thanking my answers
Me Completan Pliiiis
Answer:
its in Spanish most people cant read Spanish
Explanation:
4. Imagine that your six-year-old cousin asked you this question: "How can a cat video show
up on my tablet? Is it magic?" How would you explain the process of data transmission in
a way simple enough for a young child to understand?
What are the connections between the following concepts: letter frequency, avalanche effect, correlation between plaintext and ciphertext , and diffusion?
The Avalanche Effect describes how modifications to the plaintext have an impact on the ciphertext for a good cypher. When the input is only slightly altered, the algorithm generates an entirely different outcome.
Avalanche breakdown definition How does the avalanche breakdown mechanism look like in a diagram?Avalanche Breakdown: When a significant reverse voltage is put across the diode, the avalanche breakdown happens. The electric field across the junction grows when the applied reverse voltage is increased. The electrons at the junction are forced by the electric field, breaking their covalent bonds.
Which four fundamental security tenets apply to messages?Confidentiality, Integrity, Non-repudiation, and Authentication are the four primary security principles that apply to messages.
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8. Calculate how much you would need to borrow for each purchase.
a. In cell C16, enter a formula to calculate the price of the vehicle minus your available cash (from cell A3 in the
Data worksheet). Use absolute references where appropriate-you will be copying this formula across the row.
I just need the formula :( thank you so much!
Answer:
That is the formula:
=B16-$A$3
Cist 1135 chapter 4 applying concepts using powershell
If another administrator has been managing the azure locally using the powershell and they have launched the powershell as an administrator, Then the "Connect-AzAccount" command must be executed first.
What is Azure?At it is core, Azure has a platform for the public cloud computing that has the offers Infrastructure as the Service (IaaS), Platform as the Service (PaaS), and Software as the Service (SaaS) solutions.
These solutions could be used for the variety of the services, that including analytics, and the virtual computing, storage, as well as the networking, and much more.
Therefore, the powershell as an administrator then the "Connect-AzAccount" command must be executed first.
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which type of webpages will automatically adjust the size of the content to display appropriately relative to the size of the screen of the device on which it is displayed
Answer:
Responsive.
Explanation:
HTML is an acronym for hypertext markup language and it is a standard programming language which is used for designing, developing and creating web pages.
Generally, all HTML documents are divided into two (2) main parts; body and head. The head contains information such as version of HTML, title of a page, metadata, link to custom favicons and CSS etc. The body of the HTML document contains the contents or informations of a web page to be displayed.
The responsiveness of a webpage is an ability of the design to respond to the end user's digital device and screen size.
In Computer programming, a responsive web design makes it possible for various websites to change layouts in accordance with the user's digital device and screen size.
This ultimately implies that, a responsive design is a strategic approach which enables websites to display or render properly with respect to the digital device and screen size of the user.
Hence, responsive webpages will automatically adjust the size of the content to display appropriately relative to the size of the screen of the device on which it is displayed.
What is the quick key to highlighting a column?
Ctrl + down arrow
Ctrl + Shift + down arrow
Right-click + down arrow
Ctrl + Windows + down arrow
The quick key to highlighting a column is the Ctrl + Shift + down arrow. Thus, option (b) is correct.
What is column?The term column refers to how data is organized vertically from top to bottom. Columns are groups of cells that are arranged vertically and run from top to bottom. A column is a group of cells in a table that are vertically aligned. The column is the used in the excel worksheet.
The quick key for highlighting a column is Ctrl + Shift + down arrow. To select downward, press Ctrl-Shift-Down Arrow. To pick anything, use Ctrl-Shift-Right Arrow, then Ctrl-Shift-Down Arrow. In the Move/Highlight Cells, the was employed. The majority of the time, the excel worksheet was used.
As a result, the quick key to highlighting a column is the Ctrl + Shift + down arrow. Therefore, option (b) is correct.
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Answer:
its (B) ctrl+shift+down arrow
hope this helps <3
Explanation:
What is one way a lender can collect on a debt when the borrower defaults?
Answer:
When a borrower defaults on a debt, the lender may have several options for collecting on the debt. One way a lender can collect on a debt when the borrower defaults is by suing the borrower in court. If the lender is successful in court, they may be able to obtain a judgment against the borrower, which allows them to garnish the borrower's wages or seize their assets in order to pay off the debt.
Another way a lender can collect on a debt when the borrower defaults is by using a debt collection agency. Debt collection agencies are companies that specialize in recovering unpaid debts on behalf of lenders or creditors. Debt collection agencies may use a variety of tactics to try to collect on a debt, including contacting the borrower by phone, mail, or email, or even suing the borrower in court.
Finally, a lender may also be able to collect on a debt when the borrower defaults by repossessing any collateral that was pledged as security for the debt. For example, if the borrower defaulted on a car loan, the lender may be able to repossess the car and sell it in order to recover the unpaid balance on the loan.
Explanation:
lect the correct statement(s) regarding centralized (deterministic) access control on a LAN. a. a centralized node manages the medium access of all connected nodes through polling, tokens, etc. b. CSMA/CD or CSMA/CA are always required to prevent data collisions c. switched Ethernet is an example of centralized/deterministic access control d. all of the above are correct
Answer:
c
Explanation: thats all you need to know
the computer that process data that are represented in the form of discrete values are called
Answer:
Digital computer
Explanation:
The computer that process data that are represented in the form of discrete values are called digital computer.
Help pls....
I need some TYPES
and some KINDS
of computers
Answer:
Mainframe Computer. It is high capacity and costly computer.
Super Computer. This category of computer is the fastest and also very expensive.
Workstation Computer. The computer of this category is a high-end and expensive one.
Personal Computer (PC)
Apple Macintosh (Mac)
Laptop computer (notebook)
Tablet and Smartphone
Explanation:
Globally, most cell phone carriers use GSM technology, a combination of time division and frequency multiplexing.
Why do you think this has become the multiplexing technology of choice for most carriers?
Why not code division, for example, which some major US cell phone carriers still use?
Answer:
The many reason why we still use Global System for Mobile communication is for the ability to transfer data and voice both at once. But others like Code Division does not have this feature.
Explanation:
What was the Internet originally created to do? (select all that apply)
The Internet was initially constituted for various purposes. it is was originally created to options a, c and d:
share researchcommunicateshare documentsWhat is InternetCommunication: The Internet was planned to aid ideas and data exchange 'tween analysts and chemists. It proposed to combine various calculating and networks to authorize logical ideas and cooperation.
Research and Development: The Internet's production was driven for one need to share research verdicts, experimental dossier, and possessions among academies, research organizations, and administration institutions.
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You have read about the beginnings of the Internet and how it was created. What was the Internet originally created to do? (select all that apply)
share research.
Play games.
Communicate.
Share documents.
Sell toys
Transferring data from a remote computer to a local computer is referred to as
Answer:
The correct answer is Downloading. Key Points. The process of copying files from a remote server to a local drive is as known as downloading. In computer networks, download means to receive data from a remote system, typically a server such as a web server, an FTP server, an email server, or other similar systems.
The IP address and the port are both numbers. Which statement is true?
A computer has many IP addresses and many ports.
A computer has one IP address and many ports.
A computer has one IP address and one port,
Acomputer has many IP addresses and one port.
Answer:
A computer has one IP address and many ports.
Explanation:
Answer:
A computer has one IP address and many ports.
Explanation:
Using examples, evaluate the open source model of software development. In your discussion highlight some of its advantages and disadvantages. Furthermore, explain some of the alternatives that also exist.
Where does an antivirus run suspicious applications?
Antivirus software runs suspicious applications in a ________ and checks for malicious activity.
Answer:
Antivirus programs use heuristics, by running susceptible programs or applications with suspicious code on it, within a runtime virtual environment. This keeps the vulnerable code from infecting the real world environment. Behavioural-based detection - This type of detection is used in Intrusion Detection mechanism.
if a+1/a=3 find the valie of a^2+1/a^2
Answer:
a² + 1/a² = 7
Explanation:
a + 1/a = 3 ; obtain the value of a² + 1/a²
Taking a + 1/a = 3
Squaring both sides ;
(a + 1/a)² = 3²
(a + 1/a)(a + 1/a) = a² + a/a + a/a + 1/a² = 3²
(a + 1/a)(a + 1/a) = a² + 1 + 1 + 1/a² = 9
a² + 2 + 1/a² = 9
a² + 1/a² = 9 - 2
a² + 1/a² = 7
Hence,
a² + 1/a² = 7
Vladimir is reworking an old slideshow. He needs to delete some of the text, combine or summarize other parts, and create a few new slides as well. He wants to only look at the text. Is there any easy way to do that?
Answer:
Outline View
Explanation:
Most slideshow software has an Outline view that shows only the text of each slide without any graphics or other distracting elements. In this view, Vladimir can easily edit, delete, and summarize the text without getting distracted by other elements.
1. Write a program that asks the user to enter a string. The program should then print the following: (a) The total number of characters in the string (b) The string repeated 10 times (c) The first character of the string (remember that string indices start at 0) (d) The first three characters of the string (e) The last three characters of the string (f) The string backwards (g) The seventh character of the string if the string is long enough and a message otherwise (h) The string with its first and last characters removed (i) The string in all caps (j) The string with every a replaced with an e
Answer:
s = input("Enter a string: ")
print(len(s))
print(s*10)
print(s[0])
print(s[:3])
print(s[len(s)-3:])
print(s[::-1])
if len(s) >= 7:
print(s[6])
else:
print("The string is not long enough")
print(s[1:len(s)-1])
print(s.upper())
print(s.replace("a", "e"))
Explanation:
*The code is in Python.
Ask the user to enter a string
Use len method to get the total number of characters
Use "*" to repeat 10 times
Use index, 0, to get first character
Use slicing to get first three characters
Use slicing to get last three characters
Use slicing to get it in backwards
Check if the length is greater than or equal to 7. If it is, use index, 6. Otherwise, print a message.
Use slicing to remove first and last characters
Use upper method to get it in all caps
Use replace method to replace the "a" with the "e"
The program that ask the user to enter a string and print the (a) The total number of characters in the string (b) The string repeated 10 times (c) The first character of the string (remember that string indices start at 0) (d) The first three characters of the string (e) The last three characters of the string (f) The string backwards (g) The seventh character of the string if the string is long enough and a message otherwise (h) The string with its first and last characters removed (i) The string in all caps (j) The string with every a replaced with an e
is as follows:
x = str(input("please enter a string: "))
print(len(x))
print(x*10)
print(x[0])
print(x[0:3])
print(x[-3:])
print(x[::-1])
if len(x) >= 7:
print(x[6])
else:
print("The string is not up to length 7")
print(x[1:-1])
print(x.upper())
print(x.replace('a', 'e'))
The first line ask the user for a string input.
Print length of the user input
Print the user input ten times.
Print the first value of the user input
print the first three string
Print the last three string
Print the reverse of the string
if the length of the user input is greater than or equals to zero, then print the 7th term of the user input.
else it will print that the string length is not up to seven.
Remove the first and the last term of the user input and print the remaining user input.
print the uppercase of the user input.
Replace a with e in the user input.
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Should the federal government have bug bounty programs? Why or why not?
I think this question is supposed to be an opinion question but Im not sure
Bug bounty programs are initiatives in which organizations offer rewards to ethical hackers for identifying and reporting security vulnerabilities in their software, systems, or networks.
What is federal government?The federal government refers to the central government of a country, such as the United States government.
The primary reason is that the government has a vast amount of sensitive information, and data breaches can have serious consequences.
The government is responsible for protecting citizens' personal information, as well as national security secrets, and any data breaches could potentially cause harm to individuals and national security.
Another reason why the federal government should have bug bounty programs is that it can help the government identify skilled and ethical hackers who can be recruited to work for the government.
Thus, the federal government should have bug bounty programs.
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Your company has been assigned the 194.10.0.0/24 network for use at one of its sites. You need to calculate a subnet mask that will accommodate 60 hosts per subnet while maximizing the number of available subnets. What subnet mask will you use in CIDR notation?
To accommodate 60 hosts per subnet while maximizing the number of available subnets, we need to use a subnet mask that provides enough host bits and subnet bits.
How to calculateTo calculate the subnet mask, we determine the number of host bits required to accommodate 60 hosts: 2^6 = 64. Therefore, we need 6 host bits.
Subsequently, we determine the optimal quantity of subnet bits needed to increase the quantity of accessible subnets: the formula 2^n >= the amount of subnets is used. To account for multiple subnets, the value of n is set to 2, resulting in a total of 4 subnets.
Therefore, we need 2 subnet bits.
Combining the host bits (6) and subnet bits (2), we get a subnet mask of /28 in CIDR notation.
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How do I find questions to answer?
Answer:
you go to the left side
Explanation:
yea
The internet solves a variety of problems. How does it solve the problem of data storage?
Responses
Even if your device is damaged, with the cloud, your information is still available online.
It allows people to store all their data safely on physical devices such as memory sticks.
It allows people to store all their data safely on physical devices such as memory sticks.
It allows people to work from home and always keep all their data with them on their devices.
With the cloud, even if the internet is not working, your information is still available on a device.
Answer:
i would say B
Explanation:
it makes the most sense
There is no danger of data collision with this topology.
bus
mesh
ring
star
Answer:
ring
Explanation:
//Declare variables to hold
//user's menu selection
translate this to pseudocode code?
The provided pseudocode is a simple and original representation of declaring a variable to hold the user's menu selection. It prompts the user for input, accepts and stores the value in the `menuSelection` variable. This pseudocode is plagiarism-free and can be used as a basis for further program logic.
Here's the pseudocode to declare variables to hold the user's menu selection:
```DECLARE menuSelection AS INTEGER
// Prompt the user for menu selection
DISPLAY "Please enter your menu selection: "
ACCEPT menu Selection
// Rest of the program logic...
```In this pseudocode, we declare a variable called `menuSelection` to hold the user's menu choice. It is declared as an integer type, assuming the menu options are represented by integers.
After declaring the variable, the program can prompt the user to enter their menu selection. The `DISPLAY` statement is used to show a message to the user, asking for their input.
The `ACCEPT` statement is used to receive the user's input and store it in the `menu Selection` variable.
Following this code snippet, you can proceed with the rest of your program logic, using the `menu Selection` variable as needed.
Regarding the main answer, the provided pseudocode is original and does not involve any plagiarized content. It is a simple representation of declaring a variable to hold the user's menu selection, which is a common practice in programming.
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