What is a measure of a linear relationship between two variables?
C. standard deviation
Correlation r is the relationship between the independent variable x and the dependent variable y. When x changes, also the value of y changes. Usually this relationship is expressed using an linear equation y = a + bx, where the constants a = y-intercept and b = slope of the line. Giving different ...
This solution offers definitions to some basic statistical variables: correlation, range, standard deviation, and median.