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Complete parts(a) and(b) using the probability distribution below.The number of overtime hours worked in one week per employee Overtime hours 0 1 2 3 4

Complete parts(a) and(b) using the probability distribution below.The number of overtime hours worked in one week per employee

Overtime hours	0	1	2	3	4	5	6
Probability	0.036	0.077	0.160	0.284	0.211	0.165	0.067

(a) Find themean, variance, and standard deviation of the probability distribution.

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