Let the random variable X denote the number
Question # 00612302
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Updated on: 11/03/2017 11:26 AM Due on: 11/03/2017
36. Let the random variable X denote the number of emergency calls received by the campus police office each day. The probability mass function of X is given by:
X P(X)
0 0.75
1 0.05
2 0.10
3 0.05
4 0.05
1.00
a) Find the expected value of X
b) Variance of X
c) Standard deviation of X
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Solution: Let the random variable X denote the number