A researcher correlated achievement test scores in mathematics and science, but later learned that the tests were too easy for the students.The outcome of the correlational analysis will be
A) the same as if the researcher had used tests of appropriate difficulty.
B) spuriously high because the easy exams will produce high scores and therefore high correlations.
C) genuinely high.
D) low because the easy tests will restrict the variation in scores on the two tests.

Question

Quizplus · Accepted Answer

The easy tests will restrict the variation in scores on the two tests, resulting in a lower correlation.

A Researcher Correlated Achievement Test Scores in Mathematics and Science