Test ___________ refers to the accuracy of a test in measuring what it is intended to measure.
a. bias
b. reliability
c. scalability
d. validity
Question 2
A researcher conducts a study exploring the question, To what extent does the ability of a child to count to twenty before going to kindergarten predict school achievement after the first grade? This study is an example of what type of research?
a. community-based
b. basic
c. applied
d. pure scientific research