#8. A random sample of n = 4 scores is selected from a population with µ = 80 and σ = 20. On average, how much difference would you expect between the sample mean and the population mean?
A random sample of n = 4 scores is selected from a population with µ = 80 and σ = 20. Onaverage, how much difference would you expect between the sample mean and thepopulation mean?As per the…