A correlation is used to understand:
A) the probability of a difference in means between either two independent samples or a paired sample through time.
B) the basic statistics, including the mean, standard deviation, minimums, and maximums of a data set.
C) the frequency of the data using a display of rectangles with area proportional to the underlying frequency of the data.
D) the extent to which variables are related to each other.

Question

Quizplus · Accepted Answer

Correlation is a statistical technique used to determine the extent to which two variables are related. It measures the strength and direction of a relationship between two variables, indicating how changes in one variable are associated with changes in another.

A Correlation Is Used to Understand