The scores in a cricket tournament are normally distributed with a mean of 221 runs and a standard deviation of 35. If an individual score of 242 runs is selected at random, what is the Z-score? The Z-score=? (Round to 2 decimal places)

Q: Round each z-score to the nearest hundredth. A data set has a mean of x = 218 and a standard…

A: Given , x = 218    , σ = 40 We know , z-score = x-xσ

Q: After this year's census of its members, the local pilots association found that its members have a…

A: The mean is 4,610 hours and the standard deviation is 671 hours.

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<x¯<1214) = ?

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

A: Where,

Q: Yoga mats have lengths with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the…

A: Given,mean(μ)=69.0standard deviation(σ)=2.8

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

A: given data μ=200σ=9normal distribution P(200<x<225)=?

Q: A data set has a mean of x = 217 and a standard deviation of 43. Find the z-score for each of the…

A: We know, in a Normal Distribution, z- score is given as, , where is the mean and  is the standard…

Q: A successful basketball player has a height of 6 feet 8 ​inches, or 203 cm. Based on statistics from…

A: Consider X is a random variable defined as the height of a successful basketball player.The provided…

Q: The red blood cell counts (in 10 cells per microliter) of a healthy adult measured on 6 days are as…

A:

Q: In the past, the value of houses a local realtor has sold is normally distributed with a mean of…

A: We have to find given score.

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: IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. Find the IQ…

A: Excel formula: =NORMINV(0.305,0,1)=-0.5100

Q: Scores for a civil service exam are normally distributed, with a standard deviation of 8. To be…

A:

Q: Suppose a variable is normally distributed. What percentage of scores fall between one standard…

A:

Q: The scores on a standardized normally distributed with a mean of 95 and standard deviation of 10.…

A: Standardized z-score:   The standardized z-score represents the number of standard deviations the…

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: Average ACT = 540 with a standard deviation of 134. What is the probability that a high school…

A: X~N( μ , ?)μ=540     , ?=134Z-score =( x - μ )/?

Q: art professor gives an A to any student in the top 9% of the distribution. The grades are normally…

A: Given X~N(mean μ=60, standard deviations σ=5) P(X>b)=9%

Q: Round each z-score to the nearest hundredth. A data set has a mean of  x = 4079  and a standard…

A:

Q: The cost of unleaded gasoline in the Bay Area once followed an unknown distribution with a mean of…

A: The question is about sampling distributionGiven :Mean cost of unleaded gasoline (  ) =…

Q: Assume IQ scores for adults are normally distributed with a mean of 100 and a standard deviation of…

A:

Q: Suppose the scores of students on a Statistics course are Normally distributed with a mean of 440…

A:

Q: A standardized exam's scores are normally distributed. In a recent year, the mean test score was…

A: Given: μ = 1537 σ = 315 n = 4 Formula Used: z-score = X-μσ The value of z-score is unusual if, it is…

Q: 12 0z" jar of a local brand of peanut is less than this value. The Better Business bureau selected a…

A: Disclaimer, Since you have asked multiple question, we will solve the first question for you. If you…

Q: The Psych 230 students finished the course with a total population mean of 130 points and the…

A:

Q: Suppose that replacement times for washing machines are normally distributed with a mean of 8.8…

A:

Q: Suppose that the scores on a reading ability test are normally distributed with a mean of 65 and a…

A: Given that  Mean = M = 65  Standard deviation = SD = 9 X ~ Normal (M = 65 , SD = 9)

Q: Assume that an intelligence test scores are distributed normallt with a mean of 100 and a standard…

A: Standard normal distribution: The standard normal distribution is a special case of normal…

Q: LSAT test scores are normally distributed with a mean of 151 and a standard deviation of 5. What…

A: Given; Mean=μ=151SD=σ=5 Let X be a random variable which is normally distributed with mean 151 and…

Q: You are going to convert raw scores to z scores. The z scores are -2, -1, 0, +1, +2. The raw scores…

A: We have given that  X~N( mu, sigma^2) Z-score =(x- mu)/sigma

Q: The data shows the total number of employee medical leave days taken for on-the-job accidents in the…

A: Mean:

Q: The scores on the exam public health professionals take to be certified follows a normal…

A:

Q: Scores on an IQ test are normally distributed with a mean of 50 and a standard deviation of 20.…

A: Given: Mean = 50 Standard deviation (σ) = 20

Q: Round each z-score to the nearest hundredth. A data set has a mean of  x = 213  and a standard…

A: For a sample point x, the corresponding z-score is given by    z = (x - )/ Where,  = mean of the…

Q: Scores of on a math test were normally distributed with a mean of 82 and a standard deviation of 6.…

A: The importance of standard normal curve lies in the fact that one has not to tabulate probability…

Q: A group of economists thinks that the variability in median income is small relative to the median…

A: Solution: x (x-x) (x-x)2 80 9 81 70 -1 1 83 12 144 65 -6 36 88 17 289 66 -5 25 60…

Q: Ali scores 70 on Calculus-1 course with a class mean of 68 and a standard deviation of 2, and he…

A: Given: Calculus-1 course:   Introduction to Operating course:   Compare the standard scores of the…

Q: Scores on an IQ test are normally distributed with a mean of 100 and a standard deviation 15. what…

A: Consider X be a random variable which follows normal distribution indicates the scores on an IQ…

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

A: We have to find p58......

Q: to qualify for a police academy, applicants are given a test of physical fitness. The scores are…

A:

Q: past, the value of houses a local realtor has sold is normally distributed with a mean of $259,000…

A: # given : value of house follow normal distribution with mean =$259000 and standard…