sample variance
Why do you devise by n-1?
2 answers ( 0 marked as helpful)
We divide by n-1 to correct the bias as we are using the sample mean instead of the population mean, to calculate the variance.
what is bias??
Why do you devise by n-1?
We divide by n-1 to correct the bias as we are using the sample mean instead of the population mean, to calculate the variance.
what is bias??