Americans spend an average of 23.6 hours per week online, with a standard deviation of 7. The distribution of internet watching is not necessarily normally distributed. Suppose you took a random sample of 50 people. What is the probability that the sample average will be between 23 and 24 hrs? Round your answer to three decimal places

Q: Suppose that the walking step lengths of males are normally distributed with a mean of 2.5 feet and…

A: We have to find given probability.

Q: The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation…

A: (a)   Obtain the probability that pregnancy will last 307 days or longer. The probability that…

Q: A particular fruit's weights are normally distributed, with a mean of 722 grams and a standard…

A:

Q: Refer to the accompanying table, which describes results from groups of 8 births from 8 different…

A: Given data,

Q: The SAT scores for students are normally distributed with a mean of 1030 and a standard deviation of…

A:

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

A: Given information-We have given that adults have IQ scores that are normally distributed.μ= 105σ =…

Q: Suppose that the walking step lengths of adult males are normally distributed with a mean of 2.7…

A: Given Data Population Mean,μ = 2.7 Population Standard Deviation,σ = 0.3 sample…

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: IQ test scores are normally distributed with a mean of 98 and a standard deviation of 16. An​…

A:

Q: The heights of women follow a normal distribution with a mean height of 63.7, and a standard…

A: The independent variable is the height of women. The height of women follows normal distribution.…

Q: Cody took his first physics exam and scored an 80. The population mean for this exam is 70, and the…

A: Solution: It is given that, Population mean, 70 Standard deviation, 5 Given that Cody took his first…

Q: The weights of steers in a herd are distributed normally. The standard deviation is 300⁢lbs and the…

A:

Q: Trucks in a delivery fleet travel a mean of 130 miles per day with a standard deviation of 39 miles…

A: The data on per day mileage of a delivery truck is normally distributed. Population mean, Population…

Q: The weights of steers in a herd are distributed normally. The standard deviation is 200lbs. and the…

A: Let "X" be the weight of steers in a herd.

Q: The population mean annual salary for plumbers is $49,000.  A random sample of 25 plumbers is drawn…

A: We have given that Mean(µ) = 49000Standard deviations (σ) = 5800n = 24

Q: 6. The following sample of n = from a population with unknown parameters. 6 scores was obtained…

A: Given scores is7,1,6,3,6,7sample size(n)=6Let"x" be the set of given scoresx={7,1,6,3,6,7}

Q: The amount of annual snowfall in a certain mountain range is normally distributed with a mean of 70…

A: let x be the amount of annual snowfall in certain mountain range follow normal distribution with…

Q: Find the standard deviation of the distribution.

A: Let X denote the number of defective parts in one day. The standard deviation of the distribution is…

Q: Two hundred pre-engineering students have their midterm grades in the statistics, assuming normally…

A: Given data: μ=2.2σ=0.6Normal distributionN=200n(2<x<2.5)=?

Q: Trucks in a delivery fleet travel a mean of 120120 miles per day with a standard deviation of 3333…

A: Given that, Mean (m)=120 Standard deviation (sd) = 33 The mileage per day is distributed normally.…

Q: Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 19 miles…

A: Given that, μ=100σ=19 Let X denote the mileage per day and it follows normal distribution. That is,…

Q: Approximately 6% of American drivers d not text while they drive. Suppose you are working with a…

A: The given situation fits binomial distribution as there are 300 independent trials (300 people),…

Q: The chance that you win a game is 60%. How many times on average should an individual play this game…

A: We have given thatProbability (p) = 60% = 0.60Standard deviation ()  = 2.2

Q: Provide an appropriate response. Use the Standard Normal Table to find the probability.   IQ test…

A: Solution :- Given data :- μ = 105σ = 13x ^ = 122 Using Z-Score Formula :- z=x^-μσ

Q: 2. The average credit card debt per household in 2001 was $8637 with a standard deviation of $2400.…

A: population mean = $8637Population standard deviation = 2400Sample size (n)= 225

Q: The distances golf balls travel under laboratory testing conditions are normally distributed. The…

A:

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: A particular fruit's weights are normally distributed with a mean of 598 grams and a standard…

A: Given  mean= 598, standard deviations=34, n=4

Q: A particular fruit's weights are normally distributed with a mean of 589 grams and a standard…

A: GivenMean(μ)=589standard deviation(σ)=28

Q: The probability that a patient recovers from a delicate heart operation is 60%. There are 20…

A: Given data: Probability  = p = 0.60 Sample size (n) = 20 To find: What is the mean and standard…

Q: Regardless of the kind of workout a gym goer does, the mean time spent on the treadmill is 45…

A: Given,sample size(n)=36mean(μ)=45standard deviation(σ)=15

Q: Children between the ages of 2 and 5 watch an average of 25 hours of television per week. Assume the…

A: A normal distribution follows a bell shaped curve which is centred at the mean and it is also called…

Q: Trucks in a delivery fleet travel a mean of 100 miles per day with a standard deviation of 38 miles…

A:

Q: The SAT scores for students are normally distributed with a mean of 1150 and a standard deviation of…

A:

Q: The heights of women follow a normal distribution with a mean height of 63.7, and a standard…

A: Let x be the heights of women which follows normal distribution with mean 63.7, and standard…

Q: Type in your answer below: As in the previous question, female's puls 74 beats per minute and a…

A: Population mean =74Population standard deviation =12.5

Q: ording to a study done by De Anza students, the height for Asian adult males is normally distributed…

A: GIVEN DATA, normal distribution μ=66σ=2.5X = height of the individual.p(64<X<69)=?

Q: The entrance test scores for SHS in a certain school has a mean of 85 and a standard deviation of…

A:

Q: Assume that the average weight of an NFL player is 245.7 lbs with a standard deviation of 34.5 lbs.…

A: given data  normal distribution μ = 245.7σ = 34.7 n = 32 P(240<x¯<260) = ?

Q: jogs to the park each day and the trip takes an average of µ = 22 minutes. The distribution of jog…

A: given data,normal distribution μ=22σ=10probability that Susan's jog to the park take less than 16…

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.