A study is being conducted to determine whether a particular

Last updated: 12/13/2023

A study is being conducted to determine whether a particular exercise program is effective at reducing the mean blood cholesterol level on males between the ages of 35 and 50 Six subjects participated in the program and their cholesterol levels before and after the program are as follows Blood Cholesterol Level Before 265 240 Subject 1 23456 2 4 258 295 251 225 Using this data we wish to test the following hypothesis using a level of significance of 0 1 where 1 denotes the mean blood cholesterol level before the program and uz denotes the mean blood cholesterol level after the program Ho 120 H 12 0 After 229 231 227 240 238 226 Answer questions a through d assuming that you have chosen to use a paired t test Part a 5 points State any assumptions that are required to perform this test and modify the hypothesis by D 1 2 Part b 5 points Identify the test statistic and p value Part c 5 points State the conclusion resulting from the test Part d 5 points Construct a confidence bound that is relevant to this problem Show that this confidence bound verifies your conclusion from part c