A study of college football games shows that the number of holding penalties assessed has a mean of 2.2 penalties per game and a standard deviation of 0.9 penalties per game. What is the probability that, for a sample of 40 college games to be played next week, the mean number of holding penalties will be 2.05 penalties per game or more?

Q: the manager of a small dry cleaner employs six people. as part of their personal file, she asked…

A: Given data 12.7,  24.5, 40.4, 30.8, 22.5, 15.6

Q: The average time it takes college freshmen to complete the Mason Basic Reasoning Test is 24.6…

A: The average time it takes college freshmen to complete the mason Basic Reasoning Test is 24.6…

Q: 9% of all cars fail the emissions inspection, find the probability that in a sample of 125 cars, 16…

A: Given n=125 P=0.09

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A: We have to find out given probability..

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Q: Exhibit 6-5 The weight of items produced by a machine is normally distributed with a mean of 8…

A: Given that  Mean = 8 Standard deviation = 2 Find P(X = 8 )

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A: Let X be the miles driven per day by a truck.

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Q: Find the probability that a randomly selected year of rain in Sydney, Australia has a yearly…

A: Given Population mean μ=137, population standard deviations σ=69, Let X be the rain in Sydney Note:…

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard…

A: We have to find .. The probability that a randomly selected adult has an IQ less than 115

Q: Refer to the accompanying table, which describes results from groups of 8 births from 8 different…

A: xP(x)00.00310.02620.11830.21240.27450.22760.10870.02780.005

Q: The body temperatures of adults are normally distributed with a mean of 98.6° F and a standard…

A: Z= x¯-μσn~N(0,1) n  = 36 , x¯ = 98.6 , μ = 98.6 , σ = 0.6

Q: On May 11, 2013 at 9:30 PM, the probability that moderate seismic activity (one moderate earthquake)…

A: Win 100 0.0108 Loss -10 1-0.0108=0.9892

Q: Suppose that we know that 33.8% of the people born in the United States between 1936 and 1951 have…

A:

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

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Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 105 and a…

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A: Given,sample size(n)=36mean(μ)=45standard deviation(σ)=15

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Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 105 and a…

A: Given information Mean µ = 105 Standard Deviation σ = 15

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ = 105 and a…

A: Mean()=105standard deviation()=15

Q: A local university administers a comprehensive examination to the recipients of a B.S. degree in…

A: The sample standard deviation can be calculated as: