# 20 question statistics. needs an a on this assignment

##### Question 1 of 20
5.0 Points
When comparing two population means with an unknown standard deviation you use a t test and you use N-2 degrees of freedom.Reset Selection
##### Question 2 of 20
5.0 Points
Pretend you want to determine whether the mean weekly sales of soup are the same when the soup is the featured item and when it is a normal item on the menu. When it is the featured item the sample mean is 66 and the population standard deviation is 3 with a sample size of 23. When it is a normal item the sample mean is 53 with a population standard deviation of 4 and a sample size of 7. Given this information we could use a t test for two independent means.Reset Selection
##### Question 3 of 20
5.0 Points
The alternative hypothesis can be proven if the alternative hypothesis is rejected.Reset Selection
##### Question 4 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 50 and a population standard deviation 5 and a sample size of 100. Machine 2 has a sample mean of 52 and a population standard deviation of 6 with a sample size of 36. With an alpha of .10 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
##### Question 5 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 50 and a population standard deviation 5 and a sample size of 25. Machine 2 has a sample mean of 52 and a population standard deviation of 6 with a sample size of 12. We have an alpha of .01. Which of the following statements is true.Reset Selection
##### Question 6 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 500 and a population standard deviation 6 and a sample size of 18. Machine 2 has a sample mean of 500.5 and a population standard deviation of 2 with a sample size of 2. With an alpha of .05 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
##### Question 7 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 5 and a population standard deviation 2 and a sample size of 4. Machine 2 has a sample mean of 10 and a population standard deviation of 2 with a sample size of 64. With an alpha of .01 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
##### Question 8 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 15.1 and a population standard deviation 5 and a sample size of 12.5. Machine 2 has a sample mean of 14.9 and a population standard deviation of 6 with a sample size of 12. With an alpha of .01 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
5.0 Points
##### Question 10 of 20
5.0 Points
Pretend you are asked to test the claim that the true mean weight of gold bars in the safe is less than 15 ounces. You will have a/an…Reset Selection
##### Question 11 of 20
5.0 Points
Pretend you are asked to test the claim that the true mean weight of chocolate bars manufactured in a factory is more than 3 ounces. You will have a/an…Reset Selection
##### Question 12 of 20
5.0 Points
Your population mean used to be 7.1. The population standard deviation is 1.5. The sample size is 81. The sample mean is 4.2. .05 is your level of significance. The null hypothesis is that the population mean is = to 7.1, use your sample data to test this claim. If you use this information, you will reject the null hypothesis that the population mean is = 7.1.Reset Selection
##### Question 13 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 24 and a population standard deviation 6 and a sample size of 12. Machine 2 has a sample mean of 18 and a population standard deviation of 6 with a sample size of 9. With an alpha of .05 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
##### Question 14 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 33 and a sample standard deviation 6 and a sample size of 18. Machine 2 has a sample mean of 31 and a sample standard deviation of 6 with a sample size of 18. With an alpha of .05 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
##### Question 15 of 20
5.0 Points
You want to determine if your widgets from machine 1 are the same as machine 2. Machine 1 has a sample mean of 2,000.21 and a sample standard deviation 6.1 and a sample size of 2. Machine 2 has a sample mean of 1,998.76 and a sample standard deviation of 6.2 with a sample size of 2. With an alpha of .05 can we claim that there is a difference between the output of the two machines. Which of the following statements are true?Reset Selection
##### Question 16 of 20
5.0 Points
A hypothesis is always a claim about a population parameter.Reset Selection
##### Question 17 of 20
5.0 Points
Pretend you are asked to test the claim that the true mean size of each dump truck you fill is different from 2 tons. You will have a/an…Reset Selection
##### Question 18 of 20
5.0 Points
Your population mean used to be 6.0. The population standard deviation is 9. The sample size is 9. The sample mean is 7.0. .05 is your level of significance. The null hypothesis is that the population mean is less than or equal to 6.0, use your sample data to test this claim. If you use this information, you will reject the null hypothesis that the population mean is less than or equal to 6.0.Reset Selection
##### Question 19 of 20
5.0 Points
You work at a hospital that has always had about 200 employees staffed at night. You think that the number of employees staffed at night has recently increased and would like to test this claim. If you run a hypothesis test, which of the following statements would fit your problem?Reset Selection
##### Question 20 of 20
5.0 Points
You are a manager at a firm and you believe your monthly costs have increased. The costs have always been \$9,000 but you now believe they are more and would like to test this claim. If you run a hypothesis test, which of the following statements would fit your problem?

#### How many pages is this assigment?

Basic features
• Free title page and bibliography
• Unlimited revisions
• Plagiarism-free guarantee
• Money-back guarantee
On-demand options
• Writer’s samples
• Part-by-part delivery
• Overnight delivery
• Copies of used sources
Paper format
• 275 words per page
• 12 pt Arial/Times New Roman
• Double line spacing
• Any citation style (APA, MLA, Chicago/Turabian, Harvard)

# Our Guarantees

At 111papers.com, we value all our customers, and for that, always strive to ensure that we deliver the best top-quality content that we can. All the processes, from writing, formatting, editing, and submission is 100% original and detail-oriented. With us, you are, therefore, always guaranteed quality work by certified and experienced writing professionals. We take pride in the university homework help services that we provide our customers.

### Money-Back Guarantee

As the best homework help service in the world, 111 Papers ensures that all customers are completely satisfied with the finished product before disbursing payment. You are not obligated to pay for the final product if you aren’t 100% satisfied with the paper. We also provide a money-back guarantee if you don’t feel that your paper was written to your satisfaction. This guarantee is totally transparent and follows all the terms and conditions set by the company.

### Zero-Plagiarism Guarantee

All products that we deliver are guaranteed to be 100% original. We check for unoriginality on all orders delivered by our writers using the most advanced anti-plagiarism programs in the market. We, therefore, guarantee that all products that we submit to you are 100% original. We have a zero-tolerance policy for copied content. Thanks to our strict no plagiarized work rule, you can submit your homework to your professor without worrying.

### Free-Revision Policy

TThis is one of the most cherished courtesy services that we provide to help ensure that our customers are completely satisfied with our finished products. Delivering the best final product to our customers takes multiple inputs. 111papers.com prides itself on delivering the best university homework help services in the writing industry. And, in part, our free revision policy is how we do it. What’s more, all our revisions are 100% free without any strings attached.

Client privacy is important to use. We know and understand just how important customers value their privacy and always want to safeguard their personal information. Thus, all the information that you share with us will always remain in safe custody. We will never disclose your personal information to any third party or sell your details to anyone. 111 Papers uses the most sophisticated, top-of-the-line security programs to ensure that our customers’ information is safe and secured.

### Fair-Cooperation Guarantee

Placing your order with us means that you agree with the homework help service we provide. We, in turn, will endear to ensure that we do everything we can to deliver the most comprehensive finished product as per your requirements. We will also count on your cooperation to help us deliver on this mandate. Yes, we also need you to ensure that you have the highest-quality paper.

## Calculate the price of your order

550 words
We'll send you the first draft for approval by September 11, 2018 at 10:52 AM
Total price:
\$26
The price is based on these factors: