The diameter of small nerf balls manufactured at a factory

Reference no: EM13645439

The diameter of small Nerf balls manufactured at a factory in China is expected to be approximately normally distributed with a mean of 5.2 inches and a standard deviation of .08 inches. Suppose a random sample of 20 balls is selected. Find the interval that contains 95.44 percent of the sample means.

Reference no: EM13645439

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