The average daily jail population in the United States is 706,242. If the distribution is normal and the standard deviation is 52,145, find the probability that on a randomly selected day, the jail population isa) Greater than 750,000 b) Between 600,000 and 700,000

Q: The probability that a person catches a cold during the cold and flu season is 0.4. Assume that 10…

A: According to the given information, we have Probability, p = 0.4 Sample size, n = 10

Q: A hospital pilots a new postoperative procedure for their patients. Hospital administration would…

A: Given information: Significance level α=0.1 The given observed results are in the following table:…

Q: According to a study done by Pierce students, the height for Hawaiian adult males is normally…

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

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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 a…

A:

Q: A population has a mean of 80 and a standard deviation of 7. A sample of 49 observations will be…

A: Given Information: Mean μ=80 Standard deviation σ=7 Sample size n=49

Q: Deforestation along the Sierra Madre mountains have been especially notorious. The average number of…

A: It is given that  Mean, μ = 4115 Standard deviation, σ = 610 Z-Score, Z = ( X - μ )/σ

Q: A certain computer spare part has an average life of 400 days with a standard deviation of 10 days.…

A: The mean and standard deviation are 400 and 10 respectively.

Q: Assume that blood pressure readings are normally distributed with a mean of 130 and a standard…

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

A: Answer Sample size [n] =50Mean =196Standard deviation =22

Q: Let XX represent the full height of a certain species of tree. Assume that XX has a normal…

A: We have given that X = 202.2 Mean = 216.7 And standard deviation = 6.6 We have to find out the value…

Q: The average number of miles driven on a full tank of gas in a certain model car before its​ low-fuel…

A: It is given that the mean is 399 and the standard deviation is 36.

Q: he weights of the fish in a certain lake are normally distributed with the mean of 18 lb and a…

A: Answer: From the given data, Mean (μ) = 18 Standard deviation (σ) = 12 X follows normal…

Q: Let assume that a male Kangaroo heights are normally distributed with a mean 71 inches, and a…

A: Let X denote the male Kangaroo heights are normally distributed with a mean μ=71 inches, and a…

Q: An amusement park ride has a bench seat designed for two passengers in each row. In this scenario,…

A:

Q: Approximately 38,500 miles is the design life of a prototype vehicle tire, with a standard variation…

A: Solution Given population mean (μ) =38,500 miles population standard deviation (σ) 2,500 miles N= 5…

Q: A courier company that operates in the Tijuana metropolitan area takes an average of 36 minutes to…

A: Answer: From the given data, Let X denotes delivery time of a courier company that operates in the…

Q: The average age of the company’s presidents is 60 years old. Assume the variable is normally…

A: Given data :  μ=60σ=5

Q: The service time for customers coming through a checkout counter has mean 128 seconds and standard…

A: Let, X=The service time for customers coming through a check out counter Given that X follows a…

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: Assume the probability that a maple tree at age 5 grows less than 130 cm is equal to 0.1. If the…

A:

Q: Assume that the mean birthweight (in ounčés) för mothers aged 22 to 23 is 119 with standard…

A: Given : mean (μ) = 119standard deviation (σ)=15 We assume normal distribution . Z score formula :…

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: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: It is given that the test scores follow normal distribution with mean 0 and the standard deviation…

Q: Traveling between two campuses via shuttle bus takes, on average, 28 minutes with a standard…

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Q: The average number of dropouts for a school district has been 300 per year with a standard deviation…

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Q: The average age of our class is 22.3 years.  The standard deviation is 4.7 years.  If the variable…

A: Let X: Age of student. X~N(μ=22.2, σ=4.7)

Q: suppose the walking step lengths of an adult males are normally distributed with a mean of 2.7 feet…

A: Given that  Mean=μ=2.7 Standard deviation=σ=0.3 Sample size=n=70 X~Normal(μ=2.7,σ=0.3)

Q: Assume that 11% of College students are left-handed. Suppose you randomly select 100 students and…

A: Given that n= number of observation= 100 p= probability of success= 11%=0.11 since each trial is…

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

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: Suppose the average age of a Tulane undergraduate is 20 years with a standard deviation of 1.2…

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Q: Salaries for teachers in a particular elementary school district are normally distributed with a…

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Q: The life of a vacuum cleaner is normally disyributed with mean 5 years and standard deviation 2…

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Q: Find the probability that a randomly selected adult has an IQ greater than 136.4

A: Let X denote the IQ scores of adults. Given that X follows N(mean = 101.3, SD = 20.2), then  Z = (X…

Q: A personal computer is used for office work at home, research, communication, personal finances,…

A:

Q: In the month of July, the average electrical Eversource bill in Amherst Massachusetts is $72 with a…

A: Given data,Mean μ=72sd σ=6If n=15P(X<75)=?

Q: If x=26,412 tuition per a four year and n=7,498 is standard deviation. Assuming the distribution is…

A: From the provided information, Mean (µ) = 26412 Standard deviation (σ) = 7498 X ~N (26412, 7498)

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.