Frequency 59965 1 0 10 B 20 30 40 Data Set A 50 60 Frequericy 9 8- 7- 6 0 10 20 The mean of data set A is equal to the mean of data set B. 30 40 Data Set B Which of the following statements must be true about the data sets A and B displayed in the histograms above? The median of data set A is equal to the median of data set B. The range of data set A is equal to the range of data set B. 50 60 The standard deviation of data set A is less than the standard deviation of data set B. The standard deviation of data set A is greater than the standard deviation of data set B.

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