Assume that women's heights are normally distributed with a mean of 63.6 inches and a standard deviation of 2.5 inches. If 90 women are randomly selected, find the probability that they have a mean height between 62.9 inches and 64.0 inches.

Q: Assume that adults have IQ scores that are normally distributed with a mean of 105 and a standard…

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Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard…

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

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Q: Furnace repair bills are normally distributed with a mean of 264 dollars and a standard deviation of…

A: Let X denote the cost of furnace repair bills. Given that X follows Normal(mean = 264, SD = 30)

Q: The monthly utility bills in a city are normally distributed with a mean of $121 and a standard…

A: Given : The monthly utility bills in a city are normally distributed with a mean of $121 and a…

Q: The amount of milk sold each day by a grocery store varies according to the Normal distribution with…

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Q: The number of calories in a certain dessert is normally distributed with a mean of 210 and a…

A: Given: μ=210 and σ=12. The z-score is calculated asz=x-μσ

Q: The monthly salaries of accountants in one region of the country are normally distributed with a…

A: Given Data Population Mean,μ = 49000 Population Standard Deviation,σ = 4500

Q: The sick leave time of employees in a firm in a month is normally with a mean of 100 hours and a…

A: Dgg

Q: The amounts of time per workout an athlete uses a stairclimber are normally​ distributed, with a…

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Q: The average resident of Metro City produces 770 pounds of solid waste each year, and the standard…

A: We have to find probability that randomly selected person will produce more than 1000 pound wastwm

Q: Assume that adults have IQ scores that are normally distributed with a mean μ=100 and a standard…

A: Given μ = 100and  standard devaition (σ) = 20we need to calculate P( 89 < X < 111)

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard…

A: Z = x-μσ~N(0,1)

Q: Assume that the women's heights are normally distributed with a mean of 63.7 inches and a standard…

A:

Q: Furnace repair bills are normally distributed with a mean of 263 dollars and a standard deviation of…

A: Here, µ = 263 and σ = 25.

Q: A study found that the heights of college males follow a normal distribution with a mean of 70…

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Q: The average repair cost of a microwave oven is 55$, with a standard deviation of 8$. The costs are…

A: Here, mean is µ = 55, standard deviation is σ = 8, and n = 4.

Q: The average number of milligrams (mg) of cholesterol in a cup of certain brand of ice cream is 660…

A: Step 1: Given: X~N(μ,σ)μ=660σ=35x=670

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: We are given,μ = 196σ = 22n = 60

Q: THE SICK-LEAVE TIME OF EMPLOYEES IN A FIRM IN A MONTH IS NORMALLY WITH A MEAN OF 100 HOURS AND A…

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Q: Assume that blood pressure readings are normally distributed with a mean of 117 and a standard…

A: From the provided information, Mean (µ) = 117 Standard deviation (σ) = 8.4 Sample size (n) = 37 Let…

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: Given Information: Mean μ=196 Standard deviation σ=22 Let X denote the number of red meat a person…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and deviation of…

A:

Q: Assume the heights of women are normally distributed with a mean of 63.6 inches and a standard…

A: Given data Mean (µ) = 63.6 inches Standard Deviation(σ) = 2.5 inches Sample size (n)= 75 probability…

Q: A study of Sandhill Cranes determines that the distance they travel a day is normally distributed…

A: According to the provided information, Mean (μ) = 267 Standard Deviation (σ) = 86

Q: In the United States, men’s heights have mean of 69 inches, and standard deviation of 3 inches.…

A: Let X be the height of men in United States. X follows normal distribution that has mean µ = 69 and…

Q: Assume females have pulse rates that are normally distributed with a mean of 72 beats per minute and…

A: Given that: Mean = 72 beats S. D. = 12.5 beats Sample size (n)  = 25 By using standard normal…

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

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Q: If the mean is two, the standard deviation is one, and a value for a normally distributed random…

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Q: Find the mean variance and standard deviation for the number of heads when 10 coins are tossed.

A: When a coin is tossed it can it can land either head or tail. Therefore, the number of outcomes is…

Q: The grades of a statistics midterm are normally distributed with a mean of 79 and a standard…

A: Normal distributionμ=79σ=3.5pgrade between74 and 80=?

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=100and a standard…

A: From the provided information, Mean (µ) = 100 Standard deviation (σ) = 20 Let X be a random variable…

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: In a recently conducted study, families reported using an average of 70 gallons of gasoline per…

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Q: The average age of a vehicle registered in the United States is 96 months. Assume the standard…

A: Let X be the random variable from normal distribution with average or mean (μ) = 96 months, standard…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard…

A:

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard…

A:

Q: The amounts of time per workout an athlete uses a stairclimber are normally distributed, with a mean…

A:

Q: If 100 women are randomly selected , find the probability that they have a mean height greater than…

A: Given:μ=63.6σ=2.5n=100

Q: Assume that adults have IQ scores that are normally distributed with a mean of 98 and standard…

A:

Q: The life of an electronic transistor is normally distributed, with a mean of 500 hours and a…

A:

Q: Furnace repair bills are normally distributed with a mean of 267 dollars and a standard deviation of…

A: Let us denote: X=Furnace repair billsGiven that X follows a normal distribution with mean=267 and…

Q: The ages of students in an evening stained glass making class at a community college are normally…

A: It is given that the mean is 28 and standard deviation is 3.5.

Q: Assume that the heights of men are normally distributed with a mean of 68.1 inches and a standard…

A: Normal Distribution: A continuous random variable X is said to follow Normal distribution with…

Q: The weights of college football players are normally distributed with a mean of 191 pounds and a…

A: Given,   Mean = 191 Standard deviation = 49

Q: Assume that the heights of women are normally distributed with a mean of 63.6 inches and a standard…

A: GivenMean(μ)=63.6standard deviation(σ)=2.5sample size(n)=100

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard…

A: Given,   Mean = 105 Standard deviation = 15   The objective is to find the probability that a…

Q: The ages of patients in a hospital were normally distributed with a mean of sixty-three years and a…

A:

Q: The heights of 18 year old men are normally distributed with a mean of 67 inches and a standard…

A: Given distribution is normally distributed with mean 67 and standard deviation 3 x~N(μ=67, σ=3)