Author Question: Measurement error refers to a. the results of mistakes made by the examiner during the testing ... (Read 51 times)

fasfsadfdsfa · **on:** Jun 19, 2018

Measurement error refers to

a. the results of mistakes made by the examiner during the testing procedure.
b. the mistakes made by the person taking a test.
c. random variability in scores that is outside the control of the researcher.
d. the variability in scores resulting from the manipulation of an independent variable.

Question 2

A stable trend within a phase is defined as a set of observations that ____.

a. cluster around a horizontal line when graphed
b. cluster around a vertical line when graphed
c. cluster around a sloping line when graphed
d. all have exactly the same magnitude