It can be shown that the sum of residuals from a least squares line always equals zero.
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It can be shown that the sum of residuals from a least squares line always equals zero.
a. Does it follow from this result that the mean of the residuals from a least squares line always equals zero? Explain briefly.
b. Does it follow from this result that the median of the residuals from a least squares line always equals zero? Explain briefly.
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Related Book For
Introduction To Statistical Investigations
ISBN: 9781118172148
1st Edition
Authors: Beth L.Chance, George W.Cobb, Allan J.Rossman Nathan Tintle, Todd Swanson Soma Roy
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