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17. If 4% of cellphone are found to be defective, find the mean, variance, and standard deviation of a lot of 500. a) H =

17. If 4% of cellphone are found to be defective, find the mean, variance, and standard deviation of a lot of 500. a) H = 4,02 = 19.2,0 = 368.64 b) u = 20,62 = 19.2, 0 = 4.4 C) H = 8,62 = 3.72,0 = 1.93 d) u = 20,62 = 18.8,0 = 4.3

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