A research engineer tried to collect data about the tensile strength of 50 steel bars in the laboratory. The data he collected is shown below. Compute the followings: Tensile Strength KN/mm2 18-22 23-27 28-32 33-37 38-42 43-47 48-52 5 15 Number of Bars 3 9 12 10 4 Xmean, Xmedian, Xmode, standard deviation (S.D.) and, C.V.?

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Q: The pmf of the amount of memory X (GB) in a purchased flash drive is given as the following. 1 2 4 8…

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