Author Question: A psychologist wants to obtain a measure of children's attention spans under quiet conditions. She ... (Read 119 times)

mspears3 · **on:** Jun 22, 2018

A psychologist wants to obtain a measure of children's attention spans under quiet conditions. She arranges for a group of children to meet individually with a research assistant who reads each child a list of numbers and then asks the child to repeat the

this task. The psychologist finds that the scores that each child received at week one and at week two tend to be very similar. She concludes that this test has high

a. validity.
b. split-half reliability.
c. interrater reliability.
d. test-retest reliability.

Question 2

According to the National Comorbidity Survey, what percentage of people who qualify for a diagnosis of one mental disorder in their lifetime are likely to meet the criteria for two or more disorders?

a. less than 5 percent
b. almost 100 percent
c. a little more than 50 percent
d. no more than 20 percent