Computer output in the scenario described in problem #8 reports that s = 2.3. Which is the correct interpretation of this value?
A) The slope of the regression line is $2.30 per light.
B) The initial cost, even with no lights is $2.30.
C) The slope of the regression line is 2.3 lights per dollar.
D) The average prediction error of the regression line is $2.30.
E) The correlation is 2.3.

Question

Quizplus · Accepted Answer

The value "s" typically represents the standard deviation of the residuals or the average prediction error in a regression analysis.

Computer Output in the Scenario Described in Problem #8 Reports