The following information shows the amount of time in

Reference no: EM13642285

The following information shows the amount of time (in minutes) that a mechanic on an assembly line misses the design completion time when working on a certain job. Negative values indicate early completion.

Minutes (x): -2 -1 0 1 2

P(x) : .1 .1 .2 .35 .25

A.) Graph the probability distribution of X.

B.) Find the mean and variance of X.

C.) Find P(X < 0).

Reference no: EM13642285

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