Question: Major League Baseball rules require that the balls used in
Major League Baseball rules require that the balls used in baseball games must have circumferences between 9 and 9.25 inches. Suppose the balls produced by the factory that supplies balls to Major League Baseball have circumferences normally distributed with a mean of 9.125 inches and a standard deviation of .06 inch. What percentages of these baseballs fail to meet the circumference requirement?
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