Question

The number of pizzas consumed per month by university students is normally distributed with a mean of 10 and a standard deviation of 3.
a. What proportion of students consumes more than 12 pizzas per month?
b. What is the probability that in a random sample of 25 students more than 275 pizzas are consumed? (What is the mean number of pizzas consumed by the sample of 25 students?)



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  • CreatedFebruary 03, 2015
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