Author Question: Which of the following is used to describe the judge-to-judge reliability? a. the Pearson r ... (Read 79 times)

eruditmonkey@yahoo.com · **on:** Jun 20, 2018

Which of the following is used to describe the judge-to-judge reliability?

a. the Pearson r correlation between each judge
b. the mean of all the Pearson r correlations between all pairs of judges
c. Cronbach's alpha coefficient
d. effect size

Question 2

A researcher constructs a five-item measure of attitudes toward national health insurance. The average intercorrelations among the items is rii = .40. Using the Spearman-Brown formula, he finds that RSB = .77.

What is the reliability of the scale as a whole?
a. .77
b. .50
c. .40
d. Cannot be determined without knowing the sample size.