Dr. Perkins predicts that children who spend more than two years playing a musical instrument will score higher on IQ tests than children who do not play music. This testable prediction is known as a(n):
A) hypothesis.
B) classification.
C) variable.
D) axiom.

Question

Quizplus · Accepted Answer

A hypothesis is a testable prediction about the relationship between two or more variables, in this case, the relationship between playing a musical instrument and IQ scores.

Dr Perkins Predicts That Children Who Spend More Than Two