(a)
To calculate: The probability distribution, expected value, and the standard deviation of the random variable X if X is the number of orders per million residents in U.S. city selected randomly, and the count of online orders at OHaganBooks.com per million residents in
Orders per million residents | |||||
Number of cities |
(b)
To calculate: The range of orders per million residents from approximately
Orders per million residents | |||||
Number of cities |
(c)
The actual percentage of cities from which between
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