climbing, mountaineering, and backpacking. Based on the breathability, durability, ver- satility, features, mobility, and weight of each jacket, an overall rating ranging from 0 (lowest) to 100 (highest) was assigned to each jacket tested. The following data show the results for 20 top-of-the-line jackets (OutdoorGearLab website, February 27, 2013). 42 66 67 71 78 62 61 76 71 67 61 64 61 54 83 63 68 69 81 53 Compute the mean, median, and mode. b. Compute the first and third quartiles. a.

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