23. Choice of Test

Question 1

Which test is the most power?

A. Linear Regression> ANOVA > Chi squared> T- test

B.Chi squared> Linear regression> ANOVA> T test

C. ANOVA> Linear Regression> T-test> Chi Squared

D. Anova> T test> Chi squared> Linear Regression

E. Linear regression> ANOVA > T test> Chi squared

RFA

Answer 1

Ans. E Linear regression> ANOVA > T test> Chi squared

This is also the order for greatest assumptions because more assumptions is= to greater power

Question 2

What is the most power full test you could use to determine data of lumberjacks and if they went to college or didn’t go to college?

A. Anova
B. Chi squared
C. T- test
D. Linear Regression

RFA

Answer 2

Ans B. Chi squared- while it is the weakest test it is the only one you could use because the data is categorical, a lumberjack either goes or does not go to college.