The mean height of women in a country​ (ages 20−​29)mis 63.7 inches. A random sample of 75 women in this age group is selected. What is the probability that the mean height for the sample is greater than 64 ​inches? Assume σ=2.79.   The probability that the mean height for the sample is greater than 64 inches is _________. ​(Round to four decimal places as​ needed.)

Q: nswers to four decimal places.) USE SALT (a) If the distribution is normal, what is the probability…

A: Given Mean =50 Standard deviation =1.5

Q: When studying radioactive​ material, a nuclear engineer found that over 365​ days, 1,000,000…

A:

Q: When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000…

A:

Q: s) The average time Filipinos spent in streaming site is 15 hours per week. Suppose a sample of 65…

A: Given data Mean μ = 15 hours Standard deviation ? = 3 hours Sample size n = 65 a) Probability that…

Q: The MBA program at Dover College has enrollment of 160 students with an average of 34.7 years old…

A:

Q: The average student loan debt for college graduates is $25,950. Suppose that that distribution is…

A: The Average loan debt to the college student =25950 Standard deviation=12850  Since  the…

Q: Q2. The amount of time that a customer spends waiting at an airport check-in counter is a random…

A: Let X be the random variable representing the waiting time in line. The mean of the random variable…

Q: The average yearly consumption of water per person in Lebanon is 150 liters with a standard…

A: We want to find the value of sigma

Q: An elevator has a placard stating that the maximum capacity is 1680 Ib-10 passengers. So, 10…

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: The mean height of women in a country​ (ages 20 −​29) is 63.9 inches. A random sample of 55 women in…

A: Given,sample size(n)=55mean(μ)=63.9standard deviation(σ)=25.2

Q: Ppose standard deviation of two inches. • What is the probability that a randomly selected woman in…

A: Given Data Population Mean,μ = 64.0 Population Standard Deviation,σ = 2.0

Q: When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000…

A: Given data while studying radio active material a nuclear engineer found that over 365 days…

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

A: Given,   Mean = 371 Standard deviation = 44   The objective is to find the required probabilities.

Q: Using a sample of 20 observations, James has estimated an average number of daily shares of…

A: Here, the population mean, and standard deviation of the GE stock volume are 82,000,000 and…

Q: The mean height of women in a country (ages 20-29) is 64.3 inches. A random sample of 60 women in…

A:

Q: (c) The weight of a randomly chosen steel tip of specific length is expressed as a normal random…

A: Given: The weight of a randomly chosen steel tip of specific length is expressed as a normal random…

Q: distributed with a mean diameter of 0.002 inch and standard is the probability that the diameter of…

A:

Q: Five hundred children participated in the field demonstration. Their heights overaged 110 cm with a…

A: a) The probability that a child picked at random has a height greater than 116 is,…

Q: Suppose that the mean daily viewing time of television is 8.35 hours per household. Use a normal…

A: We have, The mean daily viewing time of television is 8.35 hours per household and a standard…

Q: he average salary for bank managers in a certain city is $91,900 pesos per hour with a standard…

A: let random variable X be the salary for bank managers in a certain city.X~N(μ,σ)where;…

Q: What is the probability that a randomly selected individual on this campus weighs more than 166…

A:

Q: Q2: Assume that white blood cell (WBC) count per cubic millimeter of whole blood is approximately…

A: From the given information, Consider, X be the random variable that the white blood cell (WBC) count…

Q: Five hundred children participated in a field demonstration. Their height averaged 100cm with a…

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

Q: Find the probability using the normal distribution. Use a TI-83 Plus/TI-84 Plus calculator and round…

A: The z-scores are 1.85 and 2.67.

Q: (f) What is the probability a random sample of size 19 will have a mean gestation period within 9…

A: Given Information: μ=281 and σ=21 (f) To find the probability that a random sample of size 19 will…

Q: When studying radioactive material, a nuclear engineer found that over 365 days, 1,000,000…

A: a. Consider a random variable X that defines the number of radioactive atoms decayed in a day

Q: 1. The average amount of money that a depositor of the Second National City Bank has in an account…

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

Q: 10. The average height of a woman aged 20-74 years is 162, 5cm. Suppose that the height is normally…

A:

Q: g) What is the approximate probability M is between 3.111 and 3.112?  h) What is the approximate…

A: Given, Mean weight of a fire worker=3.11mg Standard deviation of fire worker=0.49mg N=240000 Let M…

Q: city bills: According to a government energy agency, the mean monthly household electricity bill in…

A: Let X be the random variable from normal distribution with mean (μ) = 109.72 and standard deviation…

Q: Five hundred children participated in a field demonstration. Their heights| averaged 110 cm with a…

A:

Q: 1. The mean systolic blood pressure in a certain population of men between the ages of 20 and 24 is…

A: Note: Since you have posted questions with multiple subparts we will solve the first three questions…

Q: 4. One year consumers spent an average of $24 on a meal at a resturant. Assume that the amount spent…

A: For variable X~N(μ,σ2), the z-score Z=X-μσ2 ; Z~N(0,1)   .... (1)where μ=population meanσ=population…

Q: (a) What is the probability that the duration of a particular rainfall event at this location is at…

A:

Q: The mean height of women in a country (ages 20 of 55 women in this age group is selected. What is…

A: Given : Mean (µ)=63.9 Standard deviation (σ)=25.2 Sample size (n)=55

Q: The mass of a species of mouse commonly found in houses is normally distributed with a mean of 19.3…

A: Let X is random variable representing the mass of a species of mouse commonly found in houses.…

Q: Suppose that passengers on flights average 185 pounds and that those weights have a standard…

A: (a) Obtain the probability that the average weight of the 162 passengers is under 190. The…

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

A: Given Let X be the number of miles driven, X~N(μ,σ2)where mean, μ=371standard deviation, σ=44

Q: The average weekly income of a supervisor on duty in the glass industry has a normal distribution,…

A:

Q: The mean number of bacteria in a sample of 10ml liquid collected from a lake is 5. Find the…

A:

Q: Let X denote the waiting time (in minutes) for a customer. An assistant manager claims that u, the…

A: Given, Population mean = μ = 2Standard deviation = σ = 2Sample size = n = 100Sample mean = x = 2.2…

Q: according to a recent poll, 95% of millenials (people born between 1981 and 1995) have a profile on…

A: Given that 95% of millennials Probability = 1-0.95=0.05

Q: The average waiting time for the 36 customers is 3.2 minutes. What is the probability that the…

A:

Q: Assume that the traffic to the web site of Smiley's People, Inc., which sells customized T-shirts,…

A: Given Information: Mean number of visitors (u) = 4,580,000 visitors per day Standard deviation (s) =…

Q: The mean height of women in a country​ (ages 20−​29) is 64.2 inches. A random sample of 50 women in…

A: Given,

Q: The switchboard in a Police law office gets an average of 5.7 incoming phone calls during the noon…

A: he switchboard in a Police law office gets an average of 5.7 incoming phone calls during the noon…

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

A:

Q: Suppose that the mean daily viewing time of television is 8.35 hours per household. Use a normal…

A:

Q: (b) What is the probability that a random sample of n= 45 oil changes results in a sample mean time…

A: From the given information,   Mean = 16.3 Standard deviation = 4.6 Sample size = 45   The objective…

Q: The mean number of bacteria in a sample of 10ml liquid collected from a lake is 5. Find the…

A: X: number of bacteria in a sample of 10ml liquid collected from a lakeX~Poission(λ)λ=5probability…

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.