A study found that the heights of college males follow a normal distribution with a mean of 70 inches with a standard deviation of 2.5 inches. What is the probability that randomly selected male student will be between 68 and 77 inches​ tall?   A. 0.6580   B. 0.7855   C. 3.60   D. 0.2119

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

A: Solution: Let X be the diastolic blood pressure of adult men. From the given information, X follows…

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

A:

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

A: Given data,μ=69.7σ=3P(68<X<70)=?

Q: Suppose that the lifetimes of light bulbs are approximately normally distributed, with a mean of 57…

A: Given that, mean, mu= 57 Standard deviation, sigma= 3.5 We know that, Z score=(X-mu)/sigma Here…

Q: The weights of newborn for hippopotami is approximately Normal, with a mean of 86 pounds and a…

A: Given,mean(μ)=86standard deviation(σ)=10

Q: In an all boys school, the heights of the student body are normally distributed with a mean of 68…

A:

Q: Riana Miren and Trinh are 40 and 57 years old, respectively. Based on a normal distribution with…

A: It is given that  Mean, μ = 49.3 Standard deviation, σ = 11.8 Z-Score, Z = ( X-μ )/σ

Q: The average number of acres burned by forest and range fires in a large New Mexico county is 4,300…

A:

Q: 14. The golf scores for a school team were normally distributed with a mean of 68 and a standard…

A:

Q: hotel in a European city follows a normal distribution with a mean of 170 euros and a standard…

A:

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

A: Let "X" be the final examination grades in an introductory statistics course. Find z-value: Note…

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: The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard…

A:

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

A:

Q: . Sunshine City was designed to attract retired people, and its current population of 50,000…

A: 6) Given data Mean (µ) = 60 years Standard Deviation(σ) = 16 years Sample size (n)= 100 a) As the…

Q: The weights of adult male rhesus monkeys are normally distributed with a mean of 15 pounds and a…

A: From the provided information, Mean (µ) = 15 pounds Standard deviation (σ) = 3 pounds Let X be a…

Q: The monthly utility bills in a city are normally​ distributed, with a mean of ​$100 and a standard…

A: Provided information is ; Let X be the monthly utility bill mean(μ) = 100 standard deviation(σ)=15…

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

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

Q: The number of people in a department store is normally distributed with a mean of 85 and a standard…

A: We have to find the solution for the given problem.

Q: A study indicates that the weights of adults are normally distributed with a mean ? of 140 lbs and a…

A: 1.Let X be the weight of adults. X follows normal distribution that has mean µ = 140 and the…

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

A: We want find student score and 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: A manufacturer knows that their items have a normally distributed length, with a mean of 13 inches,…

A:

Q: Suppose a survey finds that the mean monthly rent of a two-bedroom apartment in seattle is $560,…

A: Given Information:Mean, μ=$560Standard Deviation, σ=$35

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

A:

Q: A physical fitness association is including the mile run in its secondary-school fitness test. The…

A: P(X<348)=?

Q: A professor at a university gives her large class an examination and finds that the scores follow…

A:

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: The probability is 5​% that a student taking the test scores higher than

A: Let X denote the scores of final examination in an introductory statistics course. Given that X…

Q: It is believed that the average shoulder height of Furry Manumars is 16 inches, with a standard…

A: Given the mean height of furry Manumars as 16 inches, the standard derivation as 2 inches , sample…

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 weights of newborn for hippopotami is approximately Normal, with a mean of 85 pounds and a…

A: Given  Mean, μ=85 pounds and standard deviation, σ=12 pounds

Q: Suppose that the lifetimes of light bulbs are approximately normally distributed, with a mean of 57…

A: Given data,μ=57σ=3.5

Q: assume that cans of coke are filled so that the actual amounts have a mean of 12 oz and a standard…

A:

Q: A quality control company was hired to stuudy length company. The team carefully measured the length…

A:

Q: According to the U.S. Energy Administration, the mean monthly household electric bill in the United…

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

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

A:

Q: Based on data from the National Health Board, weights of men are normally distributed with a mean of…

A:

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

A: Here, µ = 72, σ = 9.

Q: The monthly utility bills in a city are normally​ distributed, with a mean of ​$100 and a standard…

A: It is given that the mean is 100 and the standard deviation is 15.

Q: According to government data, the probability that a woman between the ages of 25 and 29 was never…

A: Let X be the random variable of number of women that never married Given n=10 p=0.4 X ~ Binomial(10,…

Q: The average heart rate for adults is 72 bpm with a standard deviation of 6bpm. The distribution of…

A: From the provided information,

Q: The monthly utility bills in a city are normally​ distributed, with a mean of ​$100 and a standard…

A: Given : mean = 100 Standard deviation = 13

Q: In a particular country, the height measurements of ten-year-old children are approximately normally…

A:

Q: Suppose that the lifetimes of light bulbs are approximately normally​ distributed, with a mean of 57…

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

Q: Suppose that the lifetimes of light bulbs are approximately normally distributed, with a mean of 57…

A: Given, The proportion of light bulbs will last more than 60 hours is obtained as- The required…

Q: The weights of adult male rhesus monkeys are normally distributed with a mean of 15 pounds and a…

A: Note :-As per our policy, we can answer only three sub-parts, make a new request for other sub-parts…

Q: According to AAA, the price of a gallon of regular, unleaded gas across gas stations in Ohio is…

A: According to AAA, the price of a gallon of regular, unleaded gas across gas stations in Ohio is…

Q: Suppose the area that can be painted using a single can of spray paint is slightly variable and…

A: It is given that the area that can be painted using a single can of spray paint has a normal…

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)

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.