A manufacturing company's manufactures steel rods. The lengths of the rods are normally distributed with a mean length of 12 cm and a standard deviation of 0.25 cm. Rods that are too long or too short will be rejected. Supposed the company decided to reject the 5% of the rods that are outside a specified range(too long or too short). Determin the lengths of the rods that will be rejected.

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A:

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A:

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A: The provided information is:

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A: It is given, U= {3,4,5,6,7,8,9,10}.

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Q: Thank you!

A: There is no common region; therefore the probability is equal to 0.

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.