Find the probability that a single randomly selected value is less than 962 dollars. P(X < 962) =  Find the probability that a sample of size n=62n=62 is randomly selected with a mean less than 962 dollars. P(M < 962) =

Q: The average score of all golfers for a particular course has a mean of 76 and a standard deviation…

A:

Q: ample of 3000 persons were surveyed for their walght in pounds, the mean weight is 135 lbs with a…

A:

Q: A recent poll found that 59% of adults believe the state of moral values is poor. For 400 randomly…

A: Here, n = 400 and p = 0.59

Q: Scores for a standardized test are normally distributed with a mean of 1200 and a standard…

A: given data μ = 1200σ = 60 normal distributionn = 64P(1200&lt;x¯&lt;1214) = ?

Q: Use Chebyshev's theorem to solve the problem. Find the least possible fraction of numbers in a data…

A: Consider that a random variable X has expected value μ and standard deviation, σ. Now, according to…

Q: brisk walk at 4 miles per hour, burns an average of 300 calories per hour. If the standard deviation…

A: Given Data Population Mean,μ = 300.0 Population Standard Deviation,σ = 8.0

Q: Working in the garden pulling weeds/planting flowers burns an average of 200 calories per hour. If…

A: It is given that  Mean, μ = 200 Standard deviation, σ = 9 Z-Score, Z = ( X - μ )/σ

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: Justin got a score of 85 on an GE MMW examination for which the mean is 75. Justin realized that the…

A: Considering the mean score in the specified examination as μ and variance of scores in the…

Q: The average score of all golfers for a particular course has a mean of 76 and a standard deviation…

A: We have given information with the usual notation, Let X denote the score of golfers for a…

Q: ores are normally distributed with a mean of 1518 and a standard deviation of 325. If 1 SAT score…

A: Given: μ=1518, σ=325 The corresponding z-value needed to be computed is: If 1 SAT score is randomly…

Q: Temperatures in a city are distributed approximately normal, with a mean of 69 degrees Fahrenheit…

A:

Q: Convert score 46 to z-score if the mean is 40 and the standard deviation is 4.

A: The definition of a z-score is:   z = (X - μ) / σ

Q: William revealed that he makes 1,000,000 dollars annually. The average annual income in the country…

A:

Q: Energy consumption for single family comes is a mean of 1050kw and standard deviation of 218kw. Find…

A: Given information- Population mean, μ = 1050 kw Population standard deviation, σ = 218 kw We have to…

Q: The runs scored by a batsman in 5 ODIs are 31, 97, 112, 63, and 12. Find the standard deviatio

A: Given data, 31, 97, 112, 63,12 Find the standard deviation   To find the standard deviation first…

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: Given data normally distributed with mean of 196 pounds and standard deviation of 22…

Q: find standard deviation if range is 3.

A: Given: Range = 3

Q: (b) What is the 95% confidence interval estimate of the population mean examination score if a…

A:

Q: Assume that women's weights are normally distributed with a mean given by mean=143 lb and a standard…

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Q: Gender Hours of sleep E female 8. female female 6. female 6. female female female 6. female 8.…

A: We have given the data of Gender and hours of sleep. We have to find the mean and standard…

Q: CNBC recently reported that the mean annual cost of auto insurance is $966. Assume the standard…

A: Given : mean = 966 Standard deviation = 272

Q: Scores on the SAT test have a mean of 1518 and a standard deviation of 325. If 100 students are…

A: Scores on the SAT test have a mean of 1518 and a standard deviation of 325.

Q: ind standard deviatio

A: Provided data is, High school students across the nation compete in a financial capability challenge…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 1026 dollars. Assume the…

A: Let X be the random variable from bell-shaped (normal) distribution with mean (μ) = 1026, standard…

Q: The average score of all golfers for a particular course has a mean of 74 and a standard deviation…

A:

Q: As an electrical engineer, you have designed a new efficient light bulb. In order to predict its…

A: Formula  Used: Mean X = ∑FX∑F Standard deviation = ∑FX2-nX2∑F-1

Q: CNNBC recently reported that the mean annual cost of auto insurance is 954 dollars. Assume the…

A: The Z-score of a random variable X is defined as follows: Z=(X–µ)/σ Here, µ and σ are the mean and…

Q: The average score of all pro golfers for a particular course has a mean of 70 and a standard…

A: It is given that, The average score of all pro golfers for a particular course has a mean of 70 and…

Q: In ABC High School, the mean IQ test score of the first year students is 102 and the standard…

A: For the given data  What is the z-score of a student whose IQ test score is 106?

Q: Pyramid Lake is on the Paiute Indian Reservation in Nevada. The lake is famous for cutthroat trout.…

A: Let X: the length of trout caught in Pyramid LakeGiven that,Mean length(μ) = 19 inches.Sample…

Q: CNNBC recently reported that the mean annual cost of auto insurance is 966 dollars. Assume the…

A: Given: X=Annual cost of auto insurance Mean μ=966 Standard deviation σ=294 Sample size n=76

Q: Find the variance and standard deviation of 10,15,13,12,5. Show your solution

A: