A successful basketball player has a height of 6 feet 3 ​inches, or 191 cm. Based on statistics from a data​ set, his height converts to the z score of 2.31. How many standard deviations is his height above the​ mean?

Q: A livestock company reports that the mean weight of a group of young steers is 1106 pounds with a…

A: Given: μ=1106 and σ=79.…

Q: Find the number of boys and the combined standard deviation

A: Given :  Our aim is to find the number of boys and combined standard deviation.

Q: Assume that among the members of a men's gym, the distribution of body weights has a mean of 188…

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Q: The trunk diameter, in centimeters,  of a certain variety of pine tree is represented by X~N(150,…

A: Let X denote the trunk diameter in centimetres of a certain variety of pine tree and it follows…

Q: To be accepted into an honor society, a student must have a grade-point average (GPA) in the top 10%…

A: It is given that, to be accepted into an honor society, a student must have a grade-point average…

Q: On a math exam, Joel had a score o 90, which was exactly 2 standard deviations above the mean. The…

A: Since, we only do up to three sub parts of a problem, we'll be doing the first three sub parts only.…

Q: The mean for a data set is 75, the standard deviation is 4, and the z score is -0.19, what is the…

A: We have given that,  From the normal distribution with mean (mu) = 75 and standard deviation (sigma)…

Q: can you find the mean and standard deviation?

A: Let the male data set is denoted by x, then the mean is given by the formula x¯=∑xxn. Where, the…

Q: A successful basketball player has a height of 6 feet 8 ​inches, or 203 cm. Based on statistics from…

A: Consider X is a random variable defined as the height of a successful basketball player.The provided…

Q: Can you find the mean and the standard deviation with this data?

A: Given: Data on Index finger length for female. Step-by-step procedure to obtain the mean and the…

Q: On a spelling test, the standard deviation is equal to 0.94. What does this mean

A: We know that the Standard deviation tells us that how much data is scattered around the mean value…

Q: The weights of 1,000 children average 50kg and the standard deviation is 5kg. How many children…

A: Given  mu=50, sigma=sd=5, n=1000 We want to find How many children weigh between 40kg and 55 kg?

Q: the mean weight of a group of boys is 145 lb, with a standard deviation of 4lb. if the weights are…

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Q: What is another name for the standard deviation of the variable x? What is the reason for that name?

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Q: What is the corresponding Z score ? Mean is 70, standard deviation is 10 and X= 89

A: We have to find z score.

Q: The number of assists per match for the setter on your school's volleyball team has a mean of 55 and…

A: Given,   Mean(μ) =55 Standard deviation(σ)=7

Q: If the range of a data set is 56, find the approximate value of the standard deviation, using the…

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Q: A successful basketball player has a height of 6 feet 11 inches, or 211 cm. Based on statistics from…

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Q: 95% of 80 night students scored between 70% and 80% on a quiz. If this data is normally distributed,…

A: Given: Total number of students n=80.             let X  denote the marks of students then,  X ~N(µ,…

Q: For a sample of raw scores, you calculate a mean of 15.25 and a standard deviation of 3.19. What is…

A: Introduction:Suppose a random variable, X has sample mean, x̅ and sample standard deviation, s.For a…

Q: The population standard deviation for the height of high school basketball players is three inches.…

A: Solution: 6. From the given information, confidence level is 0.95, σ=3 inches and E=1.

Q: In a normally distributed data set of how long customers stay in your store, the mean is 43.5…

A: Given data Mean μ = 43.5 Standard deviation σ = 3.9 95% of your customers to stay in your store.…

Q: For a random sample of 10 men, the mean head circumference is x-bar= 57.3 cm and the sample standard…

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Q: For a population with  = 150, a raw score of X = 125 corresponds to z = -2.00.  What is the standard…

A: Consider that the mean and standard deviation of a random variable x are µ and σ, respectively.…

Q: а. How many of the women have a height that is within 1 standard deviation of the mean? b. How many…

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Q: Suppose that the heights of 4-year old boys are normally distributed with a mean of 103cm and a…

A: Let X be the random variable from normal distribution with mean (μ) = 103 cm and standard deviation…

Q: Many students did an exam, the mean was 15 and the standard deviation was 32 The highest mark was…

A: Given Mean μ=15, standard deviation σ=32  X=103

Q: THE SCORES ON THE SAT MATH HAD A MEAN OF 431 AND A STANDARD DEVIATION OF 117. What percent of…

A:

Q: At a college, the mean height of women is 63 inches with the standard deviation of 3 inches. What is…

A: Given,mean(μ)=63standard deviation(σ)=3

Q: If the range of a data set is 64, find the approximate value of the standard deviation, using the…

A: Given information- Range = 64 We have to find the approximate value of the standard deviation using…

Q: A livestock company reports that the mean weight of a group of young steers is 1130 pounds with a…

A:

Q: Can you find the mean and the standard deviation?

A: To find the mean and standard deviation of the given data: Mean is the sum of observations divided…

Q: The height of men in the United states fits with a normal distribution with a mean of 70 inches and…

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Q: On an exam, Tom scored 8 points above the mean and had a z-score of +2.00. The standard deviation…

A: Given: z-score=2 Score above the mean=8

Q: the mean weight of a group of boys is 145 lb, with a standard deviation of 5lb. if the weights are…

A: We have to find correct answer..

Q: If the mean score on a math quiz is 12.6 and 38.2​% of the students in your class scored between…

A: Mean = 12.6 area between 11.1 and 14.1 is 38.2%

Q: What is the best approximation of the standard deviation ofthe measures -4, -3.0, 8, and 9?

A: Solution: Let X be the measure. The given data is –4, –3, 8 and 9.

Q: A successful basketball player has a height of 6 feet 77​inches, or 201201 cm. Based on statistics…

A: Given information- Height of a player = 201 cm Z-score = 3.743 We know that standard height is given…

Q: According to Chebyshev's Teorem, at least what percentage of snake lengths are within K= 2.9…

A: The Chebyshev’s rule states that, for any quantitative data set and any real number greater than k,…

Q: A successful basketball player has a height of 6 feet 11 ​inches, or 211 cm. Based on statistics…

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Q: Write down the formulas for the standard deviation of p.

A: Let sample size = n Sample proportion = p̄

Q: 3. In the qualifying examination for the admittance to college, the mean score was 65 and the…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: A researcher in Des Moines, Iowa sampled 56 households and found the mean number of puppies per…

A: # sample size n=56  population mean mu=3.03  standard deviations=1.5  then to find 62nd percentile…

Q: A successful basketball player has a height of 6 feet 4 ​inches, or 193 cm. Based on statistics from…

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Q: What does a mean of 9.1429 and a standard deviation of 2.5455 tell you

A: We have given that a mean of 9.1429 and a standard deviation of 2.5455.

Q: The mean of 7 consecutive integers is 10. What is the standard deviation?

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Q: me mean is 225 and the standard deviation is 28 for a normally distributed variable, what is the x…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

Q: A mean of 200 and a standard deviation of 50. Find P60, the score which separates the lower 60% form…

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Q: The variance in a data set is 427. Find the standard deviation. Round to two decimals.

A: The random variable is X. It is given that the variance is 427. We have to find the standard…