Scores on an endurance test for cardiac patients are normally distributed with mean of 185 and standard deviation of 30. What is the probability a patient will score above 192? b. What score does a patient at the 80th percentile receive?

Q: Scores on the SAT are normally distributed with a mean of 500 and a standard deviation of 100. What…

A: The normal distribution is the most useful theoretical distribution for continuous variables.…

Q: Scores on a Literature test have an average of 80 with a standard deviation of 6. What is the…

A: Solution: Let X be the score on a Literature test. From given information, X has mean µ=80 and a…

Q: Explain the the Chi-Squared Distribution?

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Q: Scores on a history test have average of 55 with standard deviation of 10. What is the probability a…

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Q: Scores on a history test have average of 55 with standard deviation of 10. What is the probability a…

A:

Q: SAT exam math scores are normally distributed with mean 523 and standard deviation 89. We take a…

A:

Q: IQ scores are normally distributed with a mean of 100 and standard deviation 16. Calculate the…

A: The question is about normal dist. Given : Popl. mean of scores ( μ ) = 100 Popl. std. deviation of…

Q: IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the IQ…

A: Excel formula: =NORMINV(0.305,0,1)=-0.5100

Q: The combined SAT scores for the students at a local high school are normally distributed with a mean…

A:

Q: A study on the body mass index (BMI) reported that the distribution of the BMI is lognormal for…

A: Let X be the women aged 35-45 P(X<24.5)=?

Q: A mandatory competency test for graduating seniors has a normal distribution with a mean of 400 and…

A: Given Data Population Mean,μ = 400 Population Standard Deviation,σ = 100

Q: A large number of applicants for admission to graduate for study in businesss are given an aptitude…

A: Let X denote the aptitude test scores and it follows normal distribution with mean of μ=400 and…

Q: The scores on the exam public health professionals take to be certified follows a normal…

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Q: Scores for professionals playing golf on an 18-hole golf course are normally distributed with a mean…

A: From the given information, Consider, X is scores for professionals playing golf on an 18-hole golf…

Q: Fimd the Z score associated with the 15th percentile.

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Q: A certain standardized tests math scores have a bell shaped distribution with a mean of 525 and a…

A: GivenMean(μ)=525standard deviation(σ)=105

Q: Scores on an exam follow an approximately Normal distribution with a mean of 76.4 and a standard…

A: Suppose a random variable x, defines the scores on an exam.

Q: Change z-score (-2.00) into X value – Mean = 50, standard deviation = 10

A: Standard normal distribution: The standard normal distribution is a special case of the normal…

Q: Study on how much time people spend with family in a day shows that the time spending distribution…

A: We have find givan probability..

Q: In a normal distribution, find the mean when standard deviation is 6 and 3.75% of the area lies to…

A: From the provided information, Standard deviation (σ) = 6 3.75% of the area lies to the left of 85.…

Q: IQ is normally distributed with a mean of 100 and a standard deviation of 15. What IQ do you need to…

A: IQ is normally distributed with a mean of 100 and a standard deviation of 15.

Q: Using the simplified version of the normal distribution, what percentage of the cases falls within 2…

A: It is given, A normal distribution with 2 standard deviation.

Q: What are the best ways to find the standard deviation?

A: Standard deviation is a measure of variability. It describes how far the data falls from the…

Q: A mandatory competency test for high school sophomores has a normal distribution with a mean of 495…

A:

Q: soft drink machine outputs a mean of 29 ounces per cup. The machine's output is normally distributed…

A: Suppose the random variable x defines the soft drink machine output.

Q: A normal population has mean u = 55 and standard deviation o = 9. What is the 84th percentile of the…

A: Given that mean u = 55 and standard deviation o = 9.

Q: A soft drink machine outputs a mean of 26 ounces per cup. The machine's output is normally…

A: From the provided information,

Q: Assume that a normal distribution of data has a mean of 16 and a standard deviation of 3.Use the…

A: Population mean =16  Standard deviation =3  We have to find the percentage of values lies

Q: Describe the importance of standard deviation.

A: As per our guidelines, we are allowed to answer first  question only. Thanks   1. Describe the…

Q: hompop f 1 1,220 2 1,563 3 716 4 590 Total 4,089 응 29.8% 38.2% 17.5% 14.4% 99.9% c.f C.% 1,220 29.8%…

A: hompopf%c.fc.%1122029.8%122029.8%2156338.2%278368.0%371617.5%349985.5%459014.4%408999.9%4089

Q: Score for the California Peace Officer Standards and Training test are normally distributed, with a…

A: Given X is normal Distributed with mean µ = 69.6 and standard deviation σ = 11.3 now will use…

Q: Grades in an exam are normally distributed with a mean of 60 and a standard deviation of 10. What is…

A: We have given the following information.  Population mean = 60 Population standard deviation = 10.

Q: What is the lowest standard deviation value ?

A: Standard deviation; The standard deviation indicates by how much each observation differs from a…

Q: LSAT test scores are normally distributed with a mean of 151 and a standard deviation of 5. What…

A: Given; Mean=μ=151SD=σ=5 Let X be a random variable which is normally distributed with mean 151 and…

Q: Research has shown that IQ scores form a normal distribution with a H = 100 and o = 15. We also know…

A: Given Information: Mean, μ=100 Standard Deviation, σ=15

Q: O As part of his workout routine, Jim swim's 50m several times per session. His times follow a…

A: μ = 45σ = 1.8