It mu in _ mean a sigma 8 standard deviation. X X bar sample mean. 32 s— squared sample variance df degrees of freedom. F F statistic for ratio of variances.
Statistical Symbols. Population - parameter. Sample - statistic. size: N. n. center: mean. “mu”. “x bar”. median. n/a. M or “x tilde”. proportion. “pi”. p. (p in text).
Statistical Symbols a a, b,c, andd. A, B, andC Greek Letters. Glossary of Analysis of variance table: Table with sums of squares, mean squares,. 'degrees of. Hypothesis Testing - Statistics