Author Question: Which of the following scenarios describes a child with the mental age of 10? a. A 7-year-old ... (Read 53 times)

cookcarl · **on:** Jun 19, 2018

Which of the following scenarios describes a child with the mental age of 10?

a. A 7-year-old prefers the company of a 10-year-old to someone her own age.
b. A 10-year-old performs a task at the proficiency level of the average 7-year-old.
c. A 10-year old prefers the company of a 7-year-old to someone her own age.
d. A 7-year-old performs a task at the proficiency level of the average 10-year-old.

Question 2

A reliability coefficient of .60 suggests that

a. 64 of the variance on the test is error.
b. 40 of the variance on the test is error.
c. 78 of the variance on the test is error.
d. the test can be used for clinical purposes but not for research.