Question: Consider the sample data. X: 24.6 30.3 55 66.5 72.4 88.9 (a) Calculate Ex. Ex = X Calculate Ex2. Ex2 = X (b) Use the

Consider the sample data. X: 24.6 30.3 55 66.5 72.4 88.9 (a) Calculate Ex. Ex = X Calculate Ex2. Ex2 = X (b) Use the results of part (a) and the appropriate computation formulas to compute the sample variance s and sample standard deviation s. 52 = X S = X

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