Compute mean and standard deviation-discrete distribution
A 911 service center recorded the number of calls received each hour. The number of calls per hour for 1 week can be approximated by following probability distribution.
x
0
1
2
3
4
5
6
7
P(x)
0.01
0.10
0.26
0.33
0.18
0.06
0.03
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The golden rule of profit maximization states which any company maximizes profit by producing where marginal revenue equals marginal cost
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Employ the frequency distribution to make a probability distribution, find out the (b) mean,(c) variance and (d) standard deviation of probability distribution and (e) interpret the results in context of real life situation.
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