The lifespans of domesticated cats are normally distributed, with a mean of 15.7 years and a standard deviation of 1.6 years. What is the probability that a given cat will live at least 15.7 years? one: O O 100% 50% 68%

Q: A physical fitness association is including the mile run in its school fitness program. The time for…

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Q: deviations. Which data set is more consistent?   Data set 1: standard deviation = 6.1…

A: According to the given information in this question We need to identify that which data is…

Q: A particular fruit's weights are normally distributed, with a mean of 209 grams and a standard…

A: Population mean, μ = 209 gramsPopulation standard deviation, σ = 18 gramsLet, X, be the particular…

Q: Suppose a brewery has a filling machine that fills​ 12-ounce bottles of beer. It is known that the…

A: Mean = 12.33 Standard deviation = 0.04

Q: A. If one male passenger is randomly selected from the airliner, find the probability that he will…

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Q: The average movie ticket cost $18.76 and the population standard deviation is $2.51. Assume movie…

A: Given Information: Mean μ=18.76 Standard deviation σ=2.51 To find the probability that a random…

Q: A research firm conducted a survey to determine the average amount of money consistent smokers spend…

A: We have given that,  Let X be a random variable from normal distribution with mean(μ) = 20 and…

Q: Salaries at a large corporation are normally distributed with a mean of $45,000 and a standard…

A: The normal distribution shows the probability value using the standard score or raw score. It is…

Q: Consider a gamble with a 40% chance of winning $10 and a 60% chance of losing $10. What is the…

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Q: The mean monthly household electric bill in a certain community is $110. Assume the amounts are…

A: Suppose the random variable x defines the monthly household electric bill in a certain community.

Q: What is the standard deviation of the data (7, 1, 7, 10, 5, 3, 2}? O 2.7 O 3.0 5.0 O 9.0

A:

Q: The life expectancy of a particular brand of tire is normally distributed with a mean of 40,000 and…

A: given population mean=40000 population sd =5000  probability that a randomly selected tire will have…

Q: The number of miles on a car when a certain part fails is normally distributed, with a mean of…

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Q: Annual snowfall in Anchorage, Alaska, is normally distributed with a mean height of 76 inches and a…

A: Given data,μ=76σ=4.7P(71.4<X<80.7)=?

Q: average salary for a large company is $85,000 with a

A: Population Mean, μ = $85,000Population Standard Deviation, σ = $20,000Sample size, n = 100x1 =…

Q: Water use per person is reported as 70 gallons per week, with a standard deviation of 10 gallons If…

A: Given that, μ=70,σ=10,n=25 (a) The probability of their sample mean being greater than 75 gallons…

Q: A company is considering drilling four oil wells. The probability of success for each well is 0.45,…

A: Solution: Let X be the number of success in  drilling  oil wells.  The probability of  success for…

Q: The starting salaries of individuals with an MBA degree are normally distributed with a mean of…

A: According to the given information in this question We need to find the probability that MBA degree…

Q: The annual income for a sample of 450 part-time students is normally distributed with a mean income…

A: Given that.   X~N( μ , ?)   μ=31000 , ?=3000   Z-score =( x - μ )/?

Q: population has a mean of 91 and a standard deviation of 10. A sample of 25 observations will be…

A: μ = 91σ = 10n = 25P(87.56<x¯<96.3) = ?

Q: Seventy million pounds of trout are grown in the U.S. every year. Farm-raised trout contain an…

A: Given Mean =32 Standard deviation=7.5

Q: Weights of packages shipped by a company are normally distributed with a mean of 32.8 lbs. and a…

A: Given,mean(μ)=32.8standard deviation(σ)=5.4

Q: The length of a caterpillar is normally distributed with a mean of 17 feet. The standard deviation…

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Q: Costs for standard veterinary services at a local animal hospital follow a Normal distribution with…

A: given data normal distributionμ = 89σ = 24P(53<x<125) =?

Q: The number of homes sold by a realtor during a month has the following probability distribution:…

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Q: In a survey of a group of​ men, the heights in the​ 20-29 age group were normally​ distributed, with…

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Q: Suppose that we know that 33.8% of the people born in the United States between 1936 and 1951 have…

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Q: The heights of strawberry plants are Normally distributed with a mean of 12 inches and a standard…

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: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

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Q: An online retailer operates two independent warehouses (A & B) where it keeps its inventory. Each…

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Q: Billiard tables have mean degree of balance 0 and standard deviation 1. What is the probability…

A: It is given that the mean and standard deviation are 0 and 1.