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  3. in a recent year the average movie ticket cost $10

In a recent year the average movie ticket cost $10.50, In a random sample of 50...

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Basic Math

In a recent year the average movie ticket cost $10.50, In arandom sample of 50 movie tickets from various areas

What is the probability that the mean cost exceeds $8.50, giventhat the population standard deviation is $1.50?

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