1-

Computing the Cronbachs alpha allows you to check if a:

Select one:

A. Null hypothesis is significant.

B. Conceptual model is relevant

C. Multi-item measure is reliable.

D. Multi-item measure is valid.

2- The annual salaries of nine employees in a department are $65,000, $30,000, $25,000, $64,000, $35,000, $63,000, $32,000, $60,000, and $61,000. The mean salary here works out to be about:

Select one:

A. $48,333

B. $60,000

C. $ 55.000

D. $ 61,000

3-

A Type 2 error, also referred to as beta (b), is the probability of failing to reject the null hypothesis given that the alternative hypothesis is true.

Select one:

True

False

4-

Statistical power depends on:

Select one:

A. Alpha (a), beta (b), and effect size.

B. Alpha (a), effect size, and the size of the sample.

C. Beta (b), effect size, and the size of the sample.

D. Alpha (a), beta (b), and the size of the sample