A manufacturer knows that their items have a normally distributed length, with a mean of 10.3 inches, and standard deviation of 0.5 inches. If one item is chosen at random, what is the probability that it is less than 9.9 inches long? > Next Question

Q: A sample obtained from a population with a standard deviation of 12 has a standard error of two…

A: Given information- Population standard deviation σ = 12 The standard error (SE) = 2 We have to find…

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Q: Suppose the scores on a statistics exam follow a normal distribution with a mean of 70 and a…

A: GivenMean(μ)=70standard deviation(σ)=10

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Q: A particular frut's weights are normally distributed, with a mean of 747 grams and a standard…

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Q: An aptitude test that is normally distributed has a mean of 1100 and a standard deviation of 150.…

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Q: The average rainfall received in New Jersey in the past few months was 3.6 inches with a standard…

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Q: According to data released by New Town Chamber of Commerce, the weekly wages of office workers have…

A: Sample mean=$750population mean=$723Standard deviation=$151sample size=57

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Q: The height of the dogs in a pet shop is normally distributed with the average height of 25 cm and…

A: The data is normally distributed. Population mean is μ=25. Population standard deviation is σ=15.

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A: Given,sample size(n)=5mean(μ)=3standard deviation(σ)=2

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A: Normal distribution is also known as the Gaussian distribution . It is widely used in statistics .

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