100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
MATH 110 M6 Exam Requires Respondus LockDown Browser Webcam Introduction to Statistics, Portage Learning $9.49   Add to cart

Exam (elaborations)

MATH 110 M6 Exam Requires Respondus LockDown Browser Webcam Introduction to Statistics, Portage Learning

 16 views  0 purchase
  • Course
  • Institution

MATH 110 M6 Exam Requires Respondus LockDown Browser Webcam Introduction to Statistics, Portage Learning

Preview 2 out of 10  pages

  • June 23, 2023
  • 10
  • 2022/2023
  • Exam (elaborations)
  • Questions & answers
avatar-seller
M6: Exam- Requires Respondus LockDown Browser

 Due No due date



 Points 50



 Questions 5



 Time Limit 90 Minutes



 Requires Respondus LockDown Browser

Attempt History

Attempt Time Score

LATEST Attempt 1 87 minutes 50 out of 50

Score for this quiz: 50 out of 50

Submitted Jul 20 at 7:43pm

This attempt took 87 minutes.



Question 1

pts

You may find the following files helpful throughout the exam:

Statistics_Equation_Sheet (Links to an external site.)

Standard Normal Table (Links to an external site.)

T Table (Links to an external site.)

A new drug is introduced that is supposed to reduce fevers. Tests are done with the drug. The drug is
given to 40 people who have fevers. It is found that the mean time that it takes for the fever to get back
to normal for this test group is 320 minutes with a standard deviation of 60 minutes. Find the 90%
confidence interval for the mean time that the drug will take to reduce all fevers for all people.

Answer the following questions:

1. Multiple choice: Which equation would you use to solve this problem?

, A.




B.




C.




D.




E.



2. List the values you would insert into that equation.



3. State the final answer to the problem

Your Answer:

1. I would use the first one (A).

2. n+40, =320, and s=60, z=1.645(90%confidencelevel)

3. The final asnwer to the problem is:



The drug will ultimately sold to a very large number of people. So, we may assume a very large
population. Since the sample size is greater than 30, we should use Case 1: Very large population and
very large sample size.

We are given the sample mean and sample standard deviation. So, we have

n=40 x ̅=320 s=60
We will use these values in the equation:

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying these notes from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller HIGHSCORE. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy these notes for $9.49. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

73314 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy study notes for 14 years now

Start selling
$9.49
  • (0)
  Add to cart