Question

​a psychologist gives the same test to a client twice. the tests are separated by six days. if the test results are quite dissimilar, we could say that the test has weak ____.

a. ​internal consistency
b. ​test-retest reliability
c. ​predictive validity
d. ​interrater reliability

Answer 1

a) Internal consistency

Step-by-step explanation:

The consistency of different items meant to measure the same thing within the test. An internal consistency contains a special case of reliability to split half, the scores of two halves of a single test are compared. This comparison of two tests tends to index reliability.