BENEDICTINE UNIVERSITY

Population Mean--"μ" (mu) Population Variance--"σ. 2" (sigma squared) (MSD for the population) Population Standard Deviation--"σ" (sigma)--square root of σ. 2. Inferential statistics--estimates of population parameters based on sample statistics. Estimated Population Mean--"μ^" (mu hat) The sample mean is an unbiased estimator of the population mean. ................
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