From 1985 to 2006, the average height of an NBA player was 6 foot 7 (79 inches). Suppose the distribution is approximately normal and the standard deviation is 1.1 inches. What is the probability that, of 39 NBA players selected at random, their average height is more than 79 inches?

Q: What is the probability that your score on an exam will be less than 65, if the mean on the exam is…

A: Let X be a continuous random variable of score on the exam is normally​ distributed with a mean of…

Q: On the distant planet Cowabunga , the weights of cows have a normal distribution with a mean of 397…

A:

Q: The average public high school has 468 students with a standard deviation of 87. If a public school…

A: Given, mean=μ=468 and standard deviation=σ=87.

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A: Let "X" be the height of a certain age group of people in inches.

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A:

Q: In a recent study, the Centers for Disease Control and Prevention reported that the diastolic blood…

A: Given that, Mean, mu= 80.5 And standard deviation, sigma= 9.9 X~ N(80.5, 9.9) We know that, z score…

Q: What is the probability that your score on an exam will be less than a 60, if the mean on the exam…

A: We have to find probability that your score on an exam will be less than a 60....

Q: According to the study, the average number of hours that the student spent studying per week in the…

A: From the provided information, Mean (µ) = 56 hours Standard deviation (σ) = 14 hours X~N (56, 14)

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Q: A researcher showed the mean of weights of college football players to be 200 pounds with a standard…

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Q: According to the Bureau of Labor Statistics, the average number of weeks an individual is unemployed…

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 set of final examination grades in an introductory statistics course is normally distributed, with…

A:

Q: The birth weights of newborn elephants are Normally distributed with a mean of 160 pounds and a…

A:

Q: according to the government data the probability that a woman between the age of 25 and 29 was never…

A: Given, Probability that a women between the ages of 25 and 29 was never marries is 40%. i.e. p =…

Q: the life expectancy of 400 people in a certain geographic region, the mean age at death was 70…

A: Given, μ=70σ=5.1n=50

Q: The heights of 18 year-old men are approximately normally distributed, with a mean 68 inches and a…

A:

Q: The average time a person spends shopping in a grocery store is 43 minutes.  If the time is normally…

A: Given:  The average time a person spends shopping in a grocery store is 43 minutes.  The time is…

Q: The speed of fastballs follows a Normal distribution with mean μ = 92 mph and a standard deviation…

A:

Q: Suppose the horses in a large stable have a mean weight of 1354 lbs and a standard deviation of 98.…

A:

Q: On the final exam in a large statistics class the average score was 76 with a standard deviation of…

A:

Q: The distribution of heights for men in the United States is approximately normal, with a mean of μ =…

A: Given data, μ = 70 inches σ = 3 inches If n=16 P(X>6.1)=? =P(X>73)=?

Q: he lifespan of a laptop battery is normally distributed. If the mean lifespan of a battery is 4…

A: Let X denote the lifespan of a laptop battery and it follows normal distribution with mean lifespan…

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A: Given information- For the year 2001- Population mean, µ = $235 Population standard deviation, σ =…

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A:

Q: The diameter of a brand of tennis balls is approximately normally distributed, with a mean of 2.63…

A: Given that, μ=2.63,σ=0.03,n=9 The mean of sampling distribution of sample mean is, (a) The standard…

Q: A study of long-distance phone calls made from General Electric Corporate Headquarters in Fairfield,…

A: Note: Since the answers are already given in question of subparts (a) to (d). we will answer the…

Q: Assume that the height of people, measured in inches, has a normal distribution with a mean of 65…

A:

Q: goods

A: Let X be the random variable such that  cholesterol content of a certain canned goods. The average…

Q: Suppose that the height distribution of students in your class was normally distributed with mean 68…

A:

Q: The results on a standardized exam are approximately normally distributed. If the average on the…

A: Given: X~N(μ,σ)μ=70σ=10.5

Q: What is the standard deviation of this probability distribution

A:

Q: A set of final examination grades in an introductory statistics course is normally​ distributed,…

A: We have to find given probability..

Q: The mean of a normal probability distribution is 600; the standard deviation is 20. About 95% of…

A: GivenMean(μ)=600standard deviation(σ)=20

Q: What is the probability that the workers received a salary higher than or equal to ₱575 per day?

A: According to the study, the mean salary of the workers in Metro Manila is ₱550 per day with a…

Q: The diameter of a brand of tennis balls is approximately normally distributed with a mean of 2.5…

A:

Q: The average per capita spending on health care in the USA is 5274 USD. If the standard deviation is…

A: Given,mean(μ)=5274standard deviation(σ)=600

Q: Suppose the temperature during the month of June is normally distributed with mean 68 degrees…

A: Answer: - Suppose the temperature during the month of June is normally distributed with…

Q: The population average fuel efficiency of U.S. light vehicles for 2005 was 21 mpg. If the standard…

A: Given,sample size (n)=25sample mean(μ)=21standard deviation(σ)=2.9

Q: On the distant planet Cowabunga , the weights of cows have a normal distribution with a mean of 407…

A: Let X denote the weights of cows have a normal distribution with a mean of 407 pounds and a standard…

Q: The time needed to complete a final examination in a particular college course is normally…

A: Let X be the random variable from normal distribution with mean (μ) = 160 minutes standard deviation…

Q: In a Normal distribution, the average is 45 and standard deviation is 12. What is the probability…

A:

Q: The diameter of a brand of tennis balls is approximately normally distributed, with a mean of 2.63…

A: Note: Please repost remaining subparts as i can answer only 3 subparts as per my policy Given data,…

Q: If a normal distribution has a mean of 10 and a standard deviation of 2, then what is the likelihood…

A:

Q: Suppose the heights of students in a class follows normal distribution. The mean is 66 inches and…

A: It is given that the mean is 66 inches and the standard deviation is 5 inches.

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A:

Q: A group of 625 students has a mean age of 15.8 years with a standard deviation of 0.6 years. the…

A: From the provided information, Mean (µ) = 15.8 Standard deviation (σ) = 0.6 X~N (15.8, 0.6) Here X…

Q: What percentage of the class has a test score between 68 and 82? Approximately how many students…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: According to a certain website, the average daily time spent on social networking by internet users…

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Q: A racing car consumes a mean of 106106 gallons of gas per race with a standard deviation of 66…

A:

Q: On the distant planet Cowabunga, the weights of cows have a normal distribution with a mean of 605…

A: The provided information are: