The normal probability plot is a graph that plots the residuals against the expected value of that residual if it had come from a normal distribution. When the residuals are normally distributed or approximately so, the plot should appear as a straight line, sloping upward at a angle.

Question

The normal probability plot is a graph that plots the residuals against the expected value of that residual if it had come from a normal distribution. When the residuals are normally distributed or approximately so, the plot should appear as a straight line, sloping upward at a  angle.

Quizplus · Accepted Answer

This is a correct description of a normal probability plot.

The Normal Probability Plot Is a Graph That Plots the Residuals