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Beskou die volgende steekproefinligting: n=50, x̄ = 180.25 and s² = 342.2. Indien elke waarde in die datastel met twee vermenigvuldig word, is die gemiddelde en die variansie se waardes onderskeidelik / Consider the following sample information: n=50, x̄ = 180.25 and s² = 342.2. If each value in the data set is multiplied by two, the respective values of the mean and the variance will be
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