The EQ scores of a large group of students are approximately normally distributed with a mean of 103 and a standard deviation o 8.7. What is the corresponding z score for *= 108? A 0.87 В -0.57 0.57 D -0.87

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: Cerebral blood flow (CBF) in the brains of healthy people is normally distributed with a mean of 74…

A:

Q: . What is the probability that the student will get into a college whose entrance score is 550?

A:

Q: Scores on an endurance test for cardiac patients are normally distributed with mean of 185 and…

A: Given that, Scores on an endurance test for cardiac patients are normally distributed with mean of…

Q: What is the corresponding z score, mean is 60, standard deviation is 8.1, X=72

A: We have to find z score.

Q: X is a normally distributed variable with a mean of 200 and a standard deviation of 30. What is the…

A:

Q: The score on a quiz has a bell-shaped distribution with mean of 6 minutes and standard deviation of…

A:

Q: Pat's z-score on an exam is -1.23. In a normally distributed population with u of 25 how many…

A: Provided information is ; Pat's  z-score = -1.23 population mean(μ) = 25  we know that ; z-score…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 97.3 and a standard…

A: Given data Mean μ= 97.3 Standard deviation ? = 22.8 First quartile is given by Probability = 0.25

Q: What is the Z-score o the 97 with standard deviation of 11.811 and a mean of 80.2?

A: What is the Z-score o the 97 with standard deviation of 11.811 and a mean of 80.2?…

Q: A distribution of values is normal with a mean of 61.7 and a standard deviation of 93.3. Find P4,…

A:

Q: Assume that the amount of time a person experiences cold virus symptoms are normally distributed…

A: Given data Mean = 7.5 days  Standard deviation  = 1.5d days To find: What proportion of cold…

Q: Question Test scores for a given class are normally distributed with a mean of 80 and standard…

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Q: The distribution of raw scores on a chemistry final is approximately normal with a mean of about 50…

A: The random variable X is defined as the student will have a raw score which follows normal…

Q: A normal distribution has a mean of 76 and a standard deviation of Determine the z-score for the…

A: Solution

Q: A normal distribution has a mean of 80 with a standard deviation of 20 what score separates the…

A: Let x be the score which follows normal distribution with mean 80 and standard deviation 20. The…

Q: A normal distribution of scores representing ones fear of crime is analyzed.  Higher scores indicate…

A: The question is about normal distribution.Given :Population mean score (  ) = 6Population standard…

Q: A distribution of values is normal with a mean of 103.6 and a standard deviation of 63.6. Find P62,…

A:

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: What is the z-score of x = 11, if it is 2.5 standard deviations to the left of the mean?

A:

Q: Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the…

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

Q: The scores on a standardized test are normally distributed with a mean of 90 and standard deviation…

A: The test score is 0.6 standard deviations above the mean is obtained below: From the given…

Q: What is the z-score of x = 9, if it is 0.133 standard deviations to the left of the mean?

A: Given X=9,

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100.3 and a standard…

A: Assume that adults have IQ scores that are normally distributed with a mean of 100.3 and a standard…

Q: The average score of all golfers for a particular course has a mean of 61 and a standard deviation…

A: Mean()=61Standard deviation()=4Sample size(n)=64

Q: The average score of 300 students taking a statistics final was 72 with a standard deviation of 5.…

A: We have to find probability..

Q: Assume that the number of days from conception to birth is normally distributed with a mean of 271…

A: Given that  Mean = 271, SD = 4 X = 238

Q: Assume that an intelligence test scores are distributed normallt with a mean of 100 and a standard…

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

Q: the mean of a random sample of size n= 25 is used to estimate the mean of an entire population that…

A:

Q: A distribution of values is normal with a mean of 134.3 and a standard deviation of 92. Find P16,…

A: P16 is the score separating the bottom 16% from the top 84%. this is the 16th percentile.

Q: Scores in a particular Mathematics test are normally distributed with mean of 175 and standard…

A: Scores in a particular Mathematics test are normally distributed with mean of 175 and standard…

Q: Yearly snow fall of a certain town follows a normal distribution with a mean of 37 inches and a…

A: Solution: Let X be the snow fall of a certain town. From given information, X follows normal…

Q: The scores on a distribution have a normal distribution with mean 65. Suppose the third quartile…

A: It is given that the mean and third quartile of the normal distribution is 65 and 75 repectively.…

Q: A deviation score of 0.00 indicates that the individual

A: Z score: The value of the Z score gives the raw score is how many standard deviations away from…

Q: The annual per capita consumption of oranges (in pounds) in the United States  can be approximated…

A: It is given that the mean and standard deviation are 19.2 and 4, respectively.