Question
Download Solution PDFIf a set of points represent probability density, then the third central moment is the ______________.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFExplaination
We all know that a measure of skewness is obtained by the use of the third moment about the mean (Third central mean)
Skewness is measured by the term β1
⇒ μ23/μ22
The first moment about the origin is the measure of the mean
The second moment about the mean measures the variance
The third moment about the mean measures the skewness
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