When more than two scorers are used to determine inter-scorer reliability, the statistic of choice is
A. KR-20.
B. coefficient alpha.
C. Spearman's rho.
D. Pearson r.
Answer: B
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At least one-tenth of the aged are living in long-stay institutions, such as nursing homes, mental hospitals, and homes for the aged.
Answer the following statement true (T) or false (F)
Pregnant women who experience morning sickness during the first trimester may have increased sensitivity in this brain region that detects toxins in the blooD.
A. hippocampus B. medulla C. area postrema D. reticular formation
What percentage of people over age 65 live with family members?
A. 23 percent B. 42 percent C. 58 percent D. 66 percent
The amount of time it takes Zak to read a chapter is a(n) _________ measure of behavior, while the amount of time it took him to begin reading the chapter is a(n) _________ measure of behavior. By contrast, the total amount of time he spends reading each day is a(n) _________ measure of behavior
Fill in the blank(s) with correct word