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Mathematics Clinic => Statistics => Topic started by: clmills979 on Jan 18, 2020

Title: Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the ...
Post by: clmills979 on Jan 18, 2020

Question 1

Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the null hypothesis.

Random samples of four different models of cars were selected and the gas mileage of each car was measured. The results are shown below.
     
Do the data indicate that there is a difference in mean mileage for the different car models?
◦ Yes
◦ No

Question 2

Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the null hypothesis.

A medical researcher wishes to try three different techniques to lower blood pressure of patients with high blood pressure. The subjects are randomly selected and assigned to one of three groups. Group 1 is given medication, Group 2 is given an exercise program, and Group 3 is assigned a diet program. At the end of six weeks, each subject's blood pressure is recorded.Do the data indicate that there is a difference in mean blood pressure for the three groups?  


◦ Yes
◦ No
Title: Use software to conduct the analysis of variance test. Use a significance level of 0.05 to test the ...
Post by: Eazy416 on Jan 18, 2020

Answer 1

Yes

Answer 2

Yes