Week 5 Project - STAT 3001 - Instructor Solution

Student Name: Type your name here

Date:Enter the date on which you began working on this assignment.

This assignment is worth a total of 60 points.

Part I. Chi-Square Goodness of Fit Test (equal frequencies)

Four different brands of a pain medication used for chronic back ailments were tested to see if the number of side effects for each brand were the same. The table below lists the results of the reported number of side effects for each brand of pain medication.

Brand A

Brand B

Brand C

Brand D

23

17

33

11

[Hint: Be sure to watch the helper video available on the "Chi-Square Goodness-of-Fit test (equal frequencies)" before attempting this problem. Instructions for performing this test in STATDISK can be found in the...