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PLEASE use a Ti-83 or Ti-84 calculator instead of a z table. The number of pizzas...

PLEASE use a Ti-83 or Ti-84 calculator instead of a z table.

The number of pizzas consumed per month by university students is normally distributed with a mean of 8 and a standard deviation of 2.
What is the probability that in a random sample of size 12, a total of more than 120 pizzas are consumed? (Hint: What is the mean number of pizzas consumed by the sample of 12 students?)

Probability =

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