A simple regression model developed for ten pairs of data resulted in a sum of squares of error, SSE = 125.The standard error of the estimate is _______.
A)12.5
B)3.5
C)15.6
D)3.95
E)25

Question

Quizplus · Accepted Answer

The standard error of the estimate (SEE) is calculated using the formula SEE = sqrt(SSE / (n - 2)), where SSE is the sum of squares of error and n is the number of data pairs. Here, SSE = 125 and n = 10, so SEE = sqrt(125 / (10 - 2)) = sqrt(125 / 8) = sqrt(15.625) ≈ 3.95.

A Simple Regression Model Developed for Ten Pairs of Data