The comfort widget company makes several different sized

Assignment Help Basic Statistics

Reference no: EM13606385

1. The Comfort Widget Company makes several different sized widgets. The smallest widget the company manufactures has a mean diameter of 2.35 inches with a standard deviation of .25 inches. The distribution of measurements for this widget's diameter is approximately normal.

a. What is the probability that a randomly selected single widget will have a diameter greater than 2.7 inches?

b. What is the probability that a randomly selected single widget will have a diameter between 2.4 and 3.2 inches?

c. Management will become concerned if more than 10% of the widgets from a particular machine are out of tolerance. Calculate the 5th percentile and the 95th percentile to find the measurements you would use to evaluate management's concern.

Reference no: EM13606385

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