ing distances of a Honda CRV can be approximated by a normal distribution, where the mean is 54 meters and the standard deviation is 4.5 meters.  Suppose a random sample of 20 Honda CDVs is selected.  Find the probability that the sample mean is less than 53.5 meters.      0.456     0.427     0.309     0.293

Q: Assume that the heights of women are normally distributed with a mean of 64.1 inches And a standard…

A: Given: Population mean=μ=64.1. Population standard deviation=σ=2.3. The sample size is n=64.

Q: h students to compete a certain examination is 50.6 minutes. The standard deviation is 6 minutes.…

A: Given, μ=50.6σ=6

Q: The mean yearly rainfall in Sydney, Australia, is about 137 mm and the standard deviation is about…

A: From the provided information, Mean (µ) = 137 mm Standard deviation (σ) = 69 mm

Q: Assume that the blood pressure data is normally distributed with a mean of 70.2 and a standard…

A: The variable x¯ is defined as the mean blood pressure levels. The sample size is 16, mean is 70.2,…

Q: Find the probability that a random sample of 36 men will have a mean weight less than 190 lbs

A: Given: μ=179σ=29n=36 Calculate the corresponding Z score as follows: The probability that a random…

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

A:

Q: A random sample of 25 observations yield a mean of 106 and a standard deviation of 12. Find the…

A: From the given information,Sample size 25, mean 106 and standard deviation 12

Q: The net weight of a can of salmon is a random variable with a mean of 6.07 ounces and a standard…

A:

Q: The average diameter of a sand dollar on a certain island is 3.50 centimeters with a standard…

A: Normal Distribution: If a discrete random variable X is said to follow normal distribution with mean…

Q: the average age of bank managers is 40 years. assume the variable is normally distributed. if the…

A: The age of manager is normally distributed with mean μ=40 years and standard deviation σ=5 years. To…

Q: the weights of 8000 men follows a normal distribution with mean 67 kg. and the standard deviation 10…

A: We want to find probability for given data

Q: A sample of 169 is drawn from a certain population. This sample has a mean of 80 and a standard…

A:

Q: A random sample of 18 light bulbs is drawn from a normally distributed population. The population…

A:

Q: QUESTION 16 "An ANOVA is used to evaluate the differences among 5 treatment conditions with a sample…

A: Given that  Number of treatment = k = 5 Sample = n = 16

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: Adult Golden Retrievers have a mean weight of 64 pounds with a standard deviation of 8 pounds. If…

A: In this scenario, it is known that the  mean weight is 64 pounds with a corresponding standard…

Q: The net weight of a can of salmon is a random variable with a mean of 6.21 ounces and a standard…

A: Solution

Q: The average age of AMA employees is 34 years old. Assume the data is normally distributed. If the…

A: Given that, μ=34 yearsσ= 3 years The probability that the age of a randomly selected AMA employees…

Q: Assume the random variable X is normally distributed with a mean of 50 and a standard deviation of…

A:

Q: assume that women's heights are normally distributed with a mean of 63.6 inches and a standard…

A: Mean = 63.6 Standard deviation = 2.5 Sample size = 81

Q: Go Yankees! 9) Assume that IQ scores of Red Sox fans are normally distributed with a mean of 63.6…

A:

Q: The green turtle migrates across the Southern Atlantic in the winter, swimming great distances. A…

A: X~N( μ , ?)   μ=2200 , ?=625   Z-score =( x - μ )/?

Q: The average drive to work is 9.6 miles. Assume the standard deviation is 1.8 miles. If a random…

A: From the given information, x¯=9.6σ=1.8n=36

Q: find the probability that the mean time of a sample of 15 Americans who shower will be less than 12…

A:

Q: Americans spend an average 12.2 minutes in the shower. If the standard deviation of the variable is…

A:

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

A: It is given that the mean is 245.7, the standard deviation is 34.5 and the sample size is 32.

Q: A certain brand of car tends to break down on average after 115,000miles with a standard deviation…

A: The objective of this question is to find the probability that the average breakdown mileage of a…

Q: The mean weight of 18-year-old females is 126 pounds, and the standard deviation is 15.7. If a…

A: Here it is given that the mean weight of 18 year old females is normally distributed with mean=126,…

Q: Adult males have a mean weight of 179 lbs with a standard deviation of 29 lbs. Find the probability…

A: From the provided information, Mean (µ) = 179 Standard deviation (σ) = 29 X ~N (179, 29) Here X be a…

Q: probability that a patient recovers from a rare blood disease is 0.4. If 15 people are known to have…

A: Given problem is binomial distribution Let, X: Patient recovers from a rare blood disease p=Prob. of…

Q: A population has a mean of 180 and a standard deviation of 24. A sample of 64 observations will be…

A: Given Information: Mean μ=180 Standard deviation σ=24 Sample size n=64