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Find the standard deviation for the following frequency tables using the formula. Check the calculations with the TI 83/84 Grade Frequency 49.5-59.5 2 59.5-69.5 3

Find the standard deviation for the following frequency tables using the formula. Check the calculations with the TI 83/84

Grade Frequency

49.5-59.5 2

59.5-69.5 3

69.5-79.5 8

79.5-89.5 12

89.5-99.5 5

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