Question: =+ (a) Mean diameter 3.0 in. (b) Standard deviation 0.001 in. (c) Output normally distributed The production control manager has selected a random sample of

(a) Mean diameter 3.0 in.

(b) Standard deviation 0.001 in.

(c) Output normally distributed The production control manager has selected a random sample of 500 gears from the inventory and measured the diameter of each. Nothing more has been done to the data.

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