The average production cost for major movies is 69 million dollars and the standard deviation is 18 million dollars. Assume the production cost distribution is normal. Suppose that 39 randomly selected major movies are researched. Answer the following questions. Round all answers to 4 decimal places where possible.   For the group of 39 movies, find the probability that the average production cost is between 63 and 68 million dollars.

The average production cost for major movies is 69 million dollars and the standard deviation is 18 million dollars. Assume the production cost distribution is normal. Suppose that 39 randomly selected major movies are researched. Answer the following questions. Round all answers to 4 decimal places where possible.

 

For the group of 39 movies, find the probability that the average production cost is between 63 and 68 million dollars. 

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