The difference between the observed value of the dependent variable and the value predicted using the estimated regression equation is the​

A) ​standard error.
B) ​residual.
C) ​prediction interval.
D) ​variance.

Observed Value

The actual value measured or recorded during an experiment or survey.

Dependent Variable

In an experiment, the dependent variable is the variable that is being tested and measured, and is 'dependent' on the independent variable.

Residual

The difference between the observed value and the estimated value of the quantity of interest.