Three different standard deviation formulas re used to indicate variability about the mean, median, and mode, respectively.
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Q17: To find the range multiply the interquartile
Q18: The most widely used measure of variability
Q19: Calculating a deviation score requires a mean.
Q20: The formula for the standard deviation of
Q22: The sum of the deviation scores for
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Q26: Data Set 4-1: 2, 7, 3,
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