View the step-by-step solution to:

Instructions:

Instructions: Use the five step process to solve the problem in the question, that is, state the null hypothesis, the alternative hypothesis, the level of significance and the type of test (z-test, t-test, p-value, confidence limit and whether it is two tailed, one-tailed upper or one tailed lower - note that you may need several terms to describe the test) you will use and why, and state your decision rule.  As part of your answer sketch out the solution on a normal curve showing the critical value, the calculated value and the p-value. These graphs may be hand drawn. Remember to express your answer in a short contextual paragraph that explains your answer so it is not just a number.


See photo below for the data worksheet:


Screen Shot 2018-04-04 at 3.45.59 PM.png


Question: According to the Coffee Research Organization, the typical American coffee drinker consumes 3.1 cups of java per day. A sample of 12 senior citizens revealed that they consume the amount of coffee as shown in the Homework #3 Data spreadsheet - Coffee worksheet. At the .01 level of significance does the data suggest that there is a difference between the typical American and the senior citizens coffee drinking habits?

Screen Shot 2018-04-04 at 3.45.59 PM.png

Top Answer

Here is a detailed explanation... View the full answer

20544125-13A1-408D-8E99-5585D814183A.png

Sign up to view the full answer

Why Join Course Hero?

Course Hero has all the homework and study help you need to succeed! We’ve got course-specific notes, study guides, and practice tests along with expert tutors.

-

Educational Resources
  • -

    Study Documents

    Find the best study resources around, tagged to your specific courses. Share your own to gain free Course Hero access.

    Browse Documents
  • -

    Question & Answers

    Get one-on-one homework help from our expert tutors—available online 24/7. Ask your own questions or browse existing Q&A threads. Satisfaction guaranteed!

    Ask a Question
Ask a homework question - tutors are online