Question: I need the answer as soon as possible g67 Q.79 A machine produces 0.1 or 2 defective pieces in a day with associated probability of

I need the answer as soon as possible

g67 Q.79 A machine produces 0.1 or 2 defective pieces in a day with associated probability of 1/6,2/3 and 1/6, respectively. The mean value and the variance of the number of defective pieces produced by the machine in a day, respectively, are (a) 1 and 1/3 (b) 1/3 and 1 (c) 1 and 4/3 (d) 1/3 and 4/3

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