A normal distribution has a mean of 117 and a standard deviation of 4. Find the z-score for a data value of 125.  Round to two decimal places

Q: Consider a normal distribution with a mean value of 100 and a standard deviation of 5. Find the…

A:

Q: A hamburger stand sells hamburgers for $1.45 each. Daily sales have a distribution with a mean of…

A: Given: Let X be the number of hamburgers sold. E[X] = 530 sd [X] = 69 Price for each hamburger (p) =…

Q: A normal distribution has a mean of 90 and a standard deviation of 9. Find the z-score for a data…

A: Solution: Let X be the data value. From given information, X has mean µ=90 and a standard deviation…

Q: Fluorescent lighbulbs have lifetimes that are normally distributed with a mean of 6.1 years and a…

A: Step 1:The lifetime of fluorescent lightbulbs is normally distributed.mean(μ)=6.1 yearstandrad…

Q: A normal distribution has a mean of 101 and a standard devlation of 9. Find the z-score for a data…

A: Given ,mean(μ) =101standard deviation(σ)=9and X=127

Q: A normal distribution has a mean of 20 and a standard deviation of 4. Determine the z-score for the…

A: Given that a normal distribution has a mean of 20 and a standard deviation of 4.  We need to…

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

A: Given that, Mean = 100 Standard deviation = 15 (Left tailed)

Q: Given a normal distribution with mean 100 and standard deviation​ 10, find the number of standard…

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

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Q: A normal distribution has a mean of 126 and a standard deviation of 10. Find the z-score for a data…

A: The random variable X follows normal distribution. The population mean is 126 and population…

Q: Provide an appropriate response. Find the z-score for the value 68, when the mean is 69 and the…

A: Given that  Mean=69 Standard deviation=2 To find the Z score for the value 68.

Q: The scores on a mathematics exam have a mean of  66  and a standard deviation of  7 . Find the  x…

A: Mean =M=66, standard deviations σ=7  Note:: According to Bartleby guidelines expert solve only one…

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

A: The objective is to find the z-score that corresponds to the given cumulative area.

Q: A distribution of values is normal with a mean of 33.6 and a standard deviation of 76.4. Find the…

A: X has a normally distributed with a mean(μ)=33.6    and a standard deviation(σ) = 76.4

Q: A normal distribution has a mean of 103 and a standard deviation of 5. Find the z-score for a data…

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Q: Consider a value to be significantly low if its z score less than or equal to - 2 or consider a…

A: Given information Mean µ = 19.1 Standard deviation σ = 4.7 Test score are significantly low if Value…

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

A: Obtain the z-score that corresponds to the cumulative area under the normal curve of 0.045. The…

Q: The percentage of heights less than 161 centimeters is

A: Given, Mean = 169 Standard Deviation = 8

Q: A normal distribution has a mean of 106 and a standard deviation of 9. Find the z-score for a data…

A:

Q: A normal distribution has a mean of 113 and a standard deviation of 6. Find the z-score for a data…

A: A normal distribution has a mean of 113 and a standard deviation of 6.

Q: A distribution of values is normal with a mean of 218.6 and a standard deviation of 33.6. Find…

A: It is given that  Mean, μ = 218.6 Standard deviation, σ = 33.6

Q: Given a normal distribution with mean 100 and standard deviation 10, find the number of standard…

A: Given a normal distribution with mean 100 and standard deviation 10. The measurement is X=111.1.

Q: Length of snowboards in a boardshop are normally distributed with a mean of 152.7 cm and a standard…

A: From the provided information, Mean (µ) = 152.7 cm Standard deviation (σ) = 0.9 cm Let X be a random…

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

A: Given Information: Cumulative area = 0.053 We have to find its corresponding z-score: Using a…

Q: A normal distribution has a mean of 78 and a standard deviation of 7. Find the z-score for the data…

A: Given,mean(μ)=78standard deviation(σ)=7and data value(X)=95

Q: A data set have a mean of 1.7 and a standard deviation of 0.4. Find the value with a z-score of…

A: GivenMean(μ)=1.7standard deviation(σ)=0.4x=1.25

Q: A normal distribution has a mean of 80 and a standard deviation of 6. Find the z-score for a data…

A:

Q: Given a normal distribution with mean 100 and standard deviation 10, find the number of standard…

A: Here, Mean is 100 and standard deviation is 10.

Q: A distribution of values is normal with a mean of 213.1 and a standard deviation of 74.6. Find Pre,…

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Q: SAT math scores has an unknown distribution with a mean of 541 and a standard deviation of 103.…

A:

Q: A normal distribution has a mean of 134 and a standard deviation of 6. Find the z-score for a data…

A: given datanormal distributionμ = 134σ = 6find z score for x = 132

Q: scores on a test have a mean of 70 and Q3 is 83. the scores have a distribution that is…

A: Given information: Mean scores is, μ=70 The third quartile is, Q3=83 The scores are normally…

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

A: From the provided information, z corresponds to the cumulative area 0.049. That is P (Z < z) =…

Q: A variable has a mean of 100 and a standard deviation of 16. Four observations of this variable have…

A: a) The standardized version of x-bar is as follows:

Q: An employment evaluation exam has a standard deviation of 15. One particular exam with raw scores of…

A: We have to find mean for given data