Question

data quality
kai is a student in general psychology. on the first exam for the course, he earns a 97 out of 100. on the second exam for the course, he earns a 94. on the third exam for the course he earns a 95. these tests are a ____________ measure of kais knowledge about psychology.
select an answer and submit. for keyboard navigation, use the up/down arrow keys to select an answer.
a reliable
b valid
c reliable and valid
d inconsistent

Explanation:

Reliability refers to the consistency of a measure; Kai's scores (97, 94, 95) are very consistent, showing reliability. Validity means a measure assesses what it claims to measure; these are General Psychology exams, so they validly test psychology knowledge. The scores are consistent, so the measure is not inconsistent.

Answer:

c. reliable and valid