The relationship between two variables whereby a change in one coincides with a change in the other is known as a(n)
A)index.
B)correlation.
C)operational definition.
D)scale.

Question

Quizplus · Accepted Answer

A correlation is a statistical measure that indicates the extent to which two or more variables fluctuate together. Therefore, option B is the correct answer. Option A (index) is incorrect because it refers to a statistical measure used to represent the value of a certain variable over time. Option C (operational definition) is incorrect because it refers to defining a variable in terms of the specific procedures or actions used to measure it. Option D (scale) is incorrect because it is a numerical value that represents the magnitude or intensity of a variable.

The Relationship Between Two Variables Whereby a Change in One