Private nonprofit four-year colleges charge, on average, $27,579 per year in tuition and fees. The standard deviation is $6,951. Assume the distribution is normal. Let X be the cost for a randomly selected college. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. Find the probability that a randomly selected Private nonprofit four-year college will cost less than 27,619 per year.  c. Find the 76th percentile for this distribution. $ (Round to the nearest dollar.)

Q: arge, on average, $27,294 per year in tuition and fees. The standard deviation is $6,570. Assume the…

A:

Q: Private nonprofit four-year colleges charge, on average, $27,449 per year in tuition and fees. The…

A: given data  μ = 27449σ = 7255 normal distribution

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A: Step 1:Given the information:The mean tuition and fees μ=27,919  dollarsThe standard deviation…

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A: a. The random variable X be the cost for a randomly selected college which follows normal…

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A: Given that, X be the cost for a randomly selected college. X follows normal distribution. μ=27228,…

Q: Private nonprofit four-year colleges charge, on average, $27,449 per year in tuition and fees. The…

A:

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A: Solution: a. Let X be the cost for a randomly selected college. From the given information, X…

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A: Given that, Private nonprofit four-year colleges charge, on average, $26,329 per year in tuition and…

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A: The mean is 26,444 and the standard deviation is 6, 669.

Q: Private nonprofit four-year colleges charge, on average, $27,442 per year in tuition and fees. The…

A: The given data is, µ=$27,442 and standard deviation σ=$6,877. X: The cost of a randomly selected…

Q: Round all answers to 4 decimal places where possible. Let X Be the cost for a randomly selected…

A: Given Data Population Mean,μ = 27552 Population Standard Deviation,σ = 7325 X…

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A: Solution: We are given that a private nonprofit four-year colleges charge, on average, $26,922 per…

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A:

Q: The average diameter of sand dollars on a certain island is 5.00 centimeters with a standard…

A: From the provided information,

Q: Private nonprofit four-year colleges charge, on average, $27,175 per year in tuition and fees. The…

A: The distribution of x is obtained as X~(27,175, 46,389,721), from the calculation given below:

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A: Given Mean=26059 Standard deviations=7129

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A: Population mean, μ=27880 Population sd, σ=7500

Q: Private nonprofit four-year colleges charge, on average, $26,757 per year in tuition and fees. The…

A: The mean and standard deviation are $26757 and $6711 respectively.

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Here, µ=0°C, σ=1.00°C.

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A: For the normally distributed college charge, it is given that:The mean charge (in $), μ=27915.The…

Q: that the heights of male students are normally distributed with a mean of 70.a inches and a…

A: The heights of male students are normally distributed.= 70.1= 2.1Formula in use:Z-score =

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A:

Q: A standardized exam's scores are normally distributed. In a recent year, the mean test score was…

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A: Followings are the Explanation of the question a) Let X be the cost for a randomly selected college…

Q: Private nonprofit four-year colleges charge, on avwrage, $26,093 per year in tuition and fees. The…

A: GivenMean(μ)=26093standard deviation(σ)=6846

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A: It is given that For men, mean = 64, and SD = 2.5 For women, mean = 73, and SD = 2

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Q: An economics professor decides to curve the grades of his class. In doing so, he decides to make it…

A: Introduction: Denote X as the random variable representing the score of a randomly selected student…

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A: the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Q: Private nonprofit four-year colleges charge, on average, $27,915 per year in tuition and fees. The…

A: It is given that the distribution is normal. The mean is $27,915 and the standard deviation is…

Q: Private nonprofit four-year colleges charge, on average, $27,230 per year in tuition and fees. The…

A:

Q: s.net mod/quiz/attempt.php?attempt= 105482868cmid 13041088page=1 02 0.1 00 Number of Objects 1. What…

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Q: Private nonprofit four-year colleges charge, on average, $26,590 per year in tuition and fees. The…

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Q: selected college. Round all answers to 4 decimal places where possible. a. What is the distribution…

A: Given Data Population Mean,μ = 27503.0 Population Standard Deviation,σ = 6757.0

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Q: Private nonprofit four-year colleges charge, on average, $26,340 per year in tuition and fees. The…

A: Given: Mean, μ=26340 Standard deviation, σ=7250 X be the cost for a randomly selected college. The…

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A: a) Consider a random variable X that defines the cost for a randomly selected college.