7. Given below a list of the weights of 20 students from GUST 97, 67, 72, 79, 83, 83, 51, 59, 65, 72, 75, 90, 80, 85, 58, 51, 97, 63, 62, 97 a. Construct the stem-and-leaf display for this data b. Compute the median and mode c. Compute the range, Q1, Q3 and IQR.

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