Question

Problem 5.25 pts) The diameter of thousands of baseballs being produced for the upcoming season are measured and found to have a normal distribution with a mean of 73.7 mm and standard deviation of 0.5 mm. a) If the minimum diameter deemed acceptable by the league is 73 mm, what percent of the baseballs are expected to be undersized? b) What percent of baseballs are between 73.5 and 74.5 mm? c) Between what values do the middle 50% of the baseball diameters lie?

All information needed is in the picture above.

Answer 1

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