Textbook ExpertVerified Tutor
13 Nov 2021
Given information
Given that, the Screw Right Company claims their 3/4 inch screws are within ±0.23 of the claimed mean diameter of 0.750 inches with a standard deviation of 0.115 inches. We have to find the probability that 50 randomly selected screws will be within the stated tolerance levels. And to check the company’s diameter claim is plausible or not.
Step-by-step explanation
Step 1.
According to the given information we have,
Then the probability that 50 randomly selected screws will be within the stated tolerance levels will be,
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