A set of exam scores are approximately normally distributed with mean = 71 and standard deviation = 8. Use the Empirical Rule to determine the area of the shaded regions shown below. 1. 47 2. 47 3. 47 55 55 55 % % 63 63 63 71 Exam Scores 71 Exam Scores 71 Exam Scores 79 79 79 87 87 87

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of​ adults, and those…

A: The mean is 100 and standard deviation is 15.

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: given data, normal distribution , μ=100σ=15we have to find out the shaded region for the given…

Q: If a data set has a normal distribution, what portion of the data falls between and x + o 0.34 0.475…

A: Empirical rule The Empirical rule for any normal distribution is given below:

Q: IQ Scores. In Exercises,find the area of the shaded region. The graphs depict IQ scores of adults,…

A: z value corresponding to value 124 is given by:

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A:

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of​ adults, and those…

A: Normal distribution is a continuous distribution which has many real life applications. Normal curve…

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A:

Q: instructor gives a 100-point examination in which the grades are normally distributed. The mean is…

A: It is given that  Mean, μ = 66 Standard deviation, σ = 5

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A:

Q: Which graph is correct option.

A: a.The area to the left of a z-score is the region under the standard normal that lies to the left of…

Q: dardized exam are norma f the scores are greater th

A: The mean of the standardized exam is given as ,μ=400. The standard deviation of the standardized…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

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Q: Determine the area under the standard normal distribution curve. Draw and shade the region.To the…

A:

Q: Use a table of cumulative areas under the normal curve to find the z-score that corresponds to the…

A: It is given that The cumulative area is 0.051

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A: As per our guidelines we can solve first three sub part of question and rest can be reposted.…

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A: The normal distribution has mean = 69 beats and has the standard deviation = 6 beats.

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A: A continuous random variable Z is said to follow Standard Normal distribution if its probability…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: Standard Normal Table.

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: Step 1:Given that :mean(μ)=100Standard deviation(σ)=15Let X is the IQ score of adults .We want the…

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: normal distribution μ = 100σ = 15P(95<x<125) = ?

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults , and those…

A: Given,mean(μ)=100standard deviation(σ)=15

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A: The number of observation, The data set is,Data32.734.438.640.644

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Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: The mean and standard deviation are 0 and 1, respectively.

Q: Find the area of the shaded region. The graph depicts the standard normal distribution of bone…

A:

Q: Use a table of cumulative areas under the normal curve to find the z-score that corresponds to the…

A:

Q:

A: Given that IQ scores of adults is normally distributed with mean 100 and standard deviation 15. The…

Q: Interpret whether the data is normally distributed.   57997 57113 54123 63936 64835 6680…

A: Required: To test whether the given data is normally distributed

Q: Use a table of cumulative areas under the normal curve to find the z-score that corresponds to the…

A: from given data we have : z-score = 0.051

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Q: nd the area of the shaded region. The graph depicts the standard normal deviation with mean 0 and…

A: Given, Mean=0 Standard deviation =1

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

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A: Given : 1.3 1.2 1.4 1.5 1.3 1.3 1.4 1.1 1.5 1.41.6 1.3 1.5 1.1 1.4 1.2 1.3 1.5 1.4 1.4

Q: Length of snowboards in a boardshop are normally distributed with a mean of 150.4 cm and a standard…

A: Length of snowboards in a boardshop are normally distributed with a mean of 150.4 cm and a standard…