A particular fruit's weights are normally distributed, with a mean of 776 grams and a standard deviation of 18 grams. If you pick 18 fruit at random, what is the probability that their mean weight will be between 778 grams and 785 grams?  Round answer to at least 4 decimal places.

Q: A particular fruit's weights are normally distributed, with a mean of 347 grams and a standard…

A: From the provided information, Mean (µ) = 347 Standard deviation (σ) = 25 X~N (347, 25)

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: The diameters of ball bearings are distributed normally. The mean diameter is 87 mm and the standard…

A:

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: The life of light bulbs is distributed normally. The standard deviation of the lifetime is 25 hours…

A:

Q: A population has a mean of 200 and a standard deviation of 25. A sample of 64 observations will be…

A: We have to find out given probabiity..

Q: The combined SAT scores for the students at a local high school are normally distributed with a mean…

A: Given: Mean=1487 standard deviation=307

Q: The average height of a certain age group of people is 53 inches. The standard deviation is 4…

A: Let X be the random variable from normal distribution with mean or average (μ) = 53 and standard…

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

A: Solution

Q: Assume that adults have 1Q scores that are normally distributed with a mean of u = 105 and a…

A: We have to find given probabaility.

Q: An electrical firm manufactures light bulbs that have a length of life that is normally distributed…

A: According to the given information, we have Mean = 819 hours Standard deviation = 45 hours

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

A: Normal distribution is a continuous distribution which has many real life applications. Normal curve…

Q: The length of a fully grown hibiscus plants is normally distributed and has a mean of 35cm and a…

A: Given that,Mean(μ)=35standard deviation(σ)=4     The random variable  is length of fully grown…

Q: Exhibit 6-5 The weight of items produced by a machine is normally distributed with a mean of 8…

A: Given that  Mean = 8 Standard deviation = 2 Find P(X = 8 )

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 population mean is 20 inches and population standard deviation is 4 inches. A random sample of…

A: mean = 20 s =4

Q: A particular fruit's weights are normally distributed with a mean of 632 grams and a standard…

A: Given :

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 that adults have IQ scores that are normally distributed with a mean of u = 100 and a…

A: Given X is normal Distributed with mean µ = 100.0 and standard deviation σ = 15.0 now will using…

Q: A particular fruit's weights are normally distributed, with a mean of 727 grams and a standard…

A: The mean is 727 and the standard deviation is 34 grams.

Q: Marcos took the EnggMath3 exam decided to guess on a 10-item multiple choice. Each problem has 5…

A: # x be the no of answers correct follow binomial distribution (n=10, p=1/5)  1): then to find…

Q: The life of light bulbs is distributed normally. The standard deviation of the lifetime is 15 hours…

A: The mean is 590 hours and the standard deviation is 15. The life of light bulbs(X) is distributed…

Q: A survey indicates that for each trip to the supermarket, a shopper spends an average of 45 minutes…

A: Given that, The lengthsnof time spent in the store are normally distributed and are represented by…

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: The time spent waiting in the line is approximately normally distributed. The mean waiting time is 5…

A: given data,normal distribution μ=5σ=3probability that person will wait more than 9 minutes =?

Q: IQ is normally distributed with a mean of 100 and a standard deviation of 15. Suppose one individual…

A: Let X = IQ of an individual.  The probability that the person has an IQ greater than 140.

Q: The length of a fully grown hibiscus plant is normally distributed and has a mean of 35cm and a…

A: Given that, The random variable X is length of fully grown hibiscus plant. It is normally…

Q: A sample of 38 people are taken who who owns a red pair of shows. The std is 23 with an unlnown mean…

A: To determine the probability of making a type II error and the power, we need to know the level of…

Q: Assume that adults have IQ scores that are normally distributed with a mean of u= 100 and a standard…

A: The standard normal variable Z is defined as, Z = (X – µ)/σ, where µ is the mean of the random…

Q: The life of light bulbs is distributed normally. The standard deviation of the lifetime is 20 hours…

A: Denote X as the life of a randomly selected light bulb.

Q: Solve the following problem and show your complete solutions. Explain your answer for better…

A: The length of time that a phone will work before it needs charging is normally distributed with mean…

Q: The body temperatures of adults are normally distributed with a mean of 98.6° F and a standard…

A: Z= x¯-μσn~N(0,1) n  = 36 , x¯ = 98.6 , μ = 98.6 , σ = 0.6

Q: The body temperatures of all mosquitoes in a county have a mean of 57∘F and a standard deviation of…

A:

Q: Trucks in a delivery fleet travel a mean of 8080 miles per day with a standard deviation of 3030…

A:

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

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 population has a mean of 84 and a standard deviation of 12. A sample of 36 observations be taken.…

A: Given: Population mean μ = 84 Population standard deviation σ = 12 Sample size n = 36

Q: The IQ of highschool seniors is normally distributed with a mean of 100 and a standard deviation of…

A: The sample size is n=15. The population mean is μ=100. The population standard deviation is σ=15. We…

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: The number of bacterial colonies on a petri dish can have an average of 2.5 per cm2 Define the…

A: Given: The number of bacterial colonies on a petri dish can have an average of 2.5 per cm.

Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 100 and a…

A: Let X be the random variable from normal distribution with mean (μ) = 100 and standard deviation (σ)…