An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots weighing between 150 lb and 191 lb. The new population of pilots has normally distributed weights with a mean of 159 lb and a standard deviation of 32.6 lb. a. If a pilot is randomly selected find the probability that his weight is between 150lb and 191 lb  the probability is approximately

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

A:

Q: The monthly utility bills in a city are normally distributed with a mean of $121 and a standard…

A: Given : The monthly utility bills in a city are normally distributed with a mean of $121 and a…

Q: The weight of small dogs can be modelled by a normal distribution with a mean weight of 8.4 kg and a…

A: The provided information is:

Q: An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots…

A: Given that mean 158lb and a standard deviation of 30.7lb  we have to find  A)pilot is randomly…

Q: During a wisdom teeth removal procedure, 1, 2, 3, or 4 wisdom teeth are removed, depending on the…

A:

Q: An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots…

A: Given data,μ=158σ=27.7P(150<X<201)=?

Q: The salary for workers at a company are normally distributed with a mean of $60,000 and a standard…

A: # Given: salary of workers follow normal distribution with mean mu=$60000 and standard deviations…

Q: An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots…

A: Here given s=29.4, µ=156We need to find z value for given upper and lower limit.Hence we use the…

Q: If a female is randomly selected, find the probability that her pulse rate is between 69 beats per…

A:

Q: The average cholesterol content of a certain brand of eggs is 225 milligrams, and the standard…

A:

Q: Part ii) Suppose the number of printers drawn is quadrupled. How will the mean of the sample mean…

A: From the given information, The mean of the distribution is 17.57 ppm and the standard deviation is…

Q: Find the probability that 1 man has weight greater than 160 lb. Assume that weights of males are…

A: Let X represent the random variable Mean=182.9 SD=40.8   X~ Normal (182.9, 40.82)

Q: Assume thAt scores on a standardized test are known to follow a bell shaped distribution with a mean…

A: L

Q: An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots…

A: μ=129, σ=28.5n=31x¯1=120, x¯2=181

Q: The salary for workers at a company are normally distributed with a mean of $60,000 and a standard…

A: Solution: Let X be the salary for workers at a company. From the given information, X follows normal…

Q: An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots…

A: Given An engineer is going to redesign an ejection seat for an airplane. The seat was designed for…

Q: The salaries of elementary echool teachere are normally dietributed with a mean of $32,000 and a…

A:

Q: Here are the weights of the bass from Tina’s sample: 12, 9, 15, 10, and 11.  We do not know the…

A:

Q: builtrite has calculated average weekly daily sales to be 80000 with a standard deviation of 12000.…

A: Mean()=80000standard deviation()=12000 one store manager made a bet with another store manager that…

Q: A bank's loan officer rates applicants for credit. The rating are normally distributed with a mean…

A: From the given information,   Mean = 705 Standard deviation = 32 Sample size = 50

Q: The amount of revenue of a shop is approximately normally distributed with a mean of $4500 and a…

A: We have to find out given probability..

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: A college food service buys frozen fish in boxes labeled 10 lbs. The true average weight of the…

A: The true average weight of the boxes is 8 pounds with a standard deviation of 2 pounds.  If the…

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: A pet store has 500 rats whose weights have a mean of 16oz with a standard deviation of 1.1 oz. You…

A: Given Data Population Mean,μ = 16.0 Population Standard Deviation,σ = 1.1 sample…

Q: Colette, a rancher from Colorado, herds a specific breed of cattle. The weight for this breed is…

A: Given X is normal Distributed with mean µ = 1800.0 and standard deviation σ = 125.0 now will using…

Q: The average length of crocodiles in a swamp is 11 feet. If the lengths are normally distributed with…

A: Given: μ = 11 σ = 1.5 Formula Used: Z = X-μσ

Q: A​ bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean…

A: It is given that the ratings are normally distributed with mean 200 miles and standard deviation 50.

Q: During a wisdom teeth removal procedure, 1, 2, 3, or 4 wisdom teeth are removed, depending on the…

A: Central limit theorem As per the Central limit theorem, the sampling distribution of sample mean…

Q: A population is normally distributed with a mean of 50 and a standard deviation of 10. Find the…

A: Given data,Mean μ=50sd    σ=10P(X<44)=?

Q: The heights of athletes at a college have mean 69.5 inches and standard deviation 3.3 inches. Find…

A: From the given information,   Mean= 69.5 Standard deviation = 3.3   The objective is to find the…

Q: The weights of the fish in a certain lake are normally distributed with a mean of 11 lbs. and a…

A: From the provided information, Mean (µ) = 11 Standard deviation (σ) = 12 X~N (11, 12) Here X be a…

Q: A company produces steel rods. The length of the steel rods are normally distributed with a mean of…

A:

Q: An engineer is going to redesign an ejection seat for an airplane . The seat was designed pilots…

A: (a)   Obtain the probability that his weight is between 120 lb and 161 lb. The probability that…

Q: The salary for workers at a company are normally distributed with a mean of $60,000 and a standard…

A: Given  Mean = 60000 Standard deviation = 9000 Sample size = 36 Z score formula = (x -mu)/s/√n

Q: An engineer is going to redesign an ejection seat for an airplane. The seat was designed for pilots…

A: a)   The probability that the weight is between 150 lb and 211 lb is 0.5598 and it is calculated…

Q: Assume that the height of a type of tree has a normal probability distribution with a mean of 55.2…

A: Given that, Assume that the height of a type of tree has a normal probability distribution with a…

Q: In a large section of a statistics​ class, the points for the final exam are normally​ distributed,…

A: Finding the lowest score that would qualify a student for an A grade:The points for the final exam…

Q: goods

A: Let X be the random variable such that  cholesterol content of a certain canned goods. The average…