The formula for a population and sample mean only differ by notation;otherwise,these formulas are calculated the same.

Question

Quizplus · Accepted Answer

The formula for population mean is: μ = ( Σ xi ) / N and the formula for sample mean is: x̄ = ( Σ xi ) / n. The only difference is that the population mean uses capital N as the sample size, while the sample mean uses lowercase n as the sample size. Otherwise, the formulas are calculated the same way.

The Formula for a Population and Sample Mean Only Differ