Find P(33 < X < 47) if X is normally distributed with mean 37 and standard deviation 10. For all

Q: Suppose data X1, ..., Хп, п> 30 are sampled from the population. According to central limit theorem,…

A: We want to tell you above statement is true or false

Q: Suppose x has a distribution with mean =30 and standard deviation 28    P(30<x<32)=

A: Given,  mean μ=30 standard deviation, σ = 28 X ~ N(μ, σ)

Q: If the variable Z is normally distributed with mean equal to 0 and standard deviation equal to 1.…

A: The variable Z is normally distributed with mean equal to 0 and standard deviation equal to 1

Q: If x is normally distributed with mean 12 and standard deviation 2, then P(x<9) is P(z< 9/10).…

A: Given that  Let X be the random variable with  Mean =12 Standard deviation =2 Then we have to find…

Q: ez-score for x = 61 is . So 61 is standard deviations (Choose one) ▼ the mean μ = 56. X

A: It is given thatMean, μ = 56Standard deviation, σ = 20Z-Score, Z = ( X - μ )/σwhere, Z be the…

Q: When a population is small, it is not practical to determine its mean and standard deviation by…

A: Farmula used

Q: SAT scores in one state is normally distributed with a mean of 1537 and a standard deviation of 64.…

A: Where,

Q: ppose x comes from a distribution where the mean is 151 and the standard deviation is 22. Suppose a…

A: Population mean =151Population standard deviation =22Sample size n =63

Q: Suppose x comes from a distribution where the mean is 151 and the standard deviation i 22. Suppose a…

A:

Q: If X is normally distributed around a mean of 24 with a standard deviation of 20, find P(X > 35) P(…

A:

Q: Assume that Z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If P(…

A: Given is a standard normal distribution where the cumulative distribution for all z between -b and b…

Q: Suppose that X is a normally distributed with mean 34 and standard deviation 12 Find the P(X>25)

A: Answer: From the given data, mean (μ) = 34 standard deviation(σ) = 12 X follows normal…

Q: A population of scores forms a normal distribution with a mean of 180 and a standard deviation of…

A:

Q: Assume that x has a normal distribution with mean =4 and standard deviation q=2. Find (3<x<6)

A: Given   x has a normal distribution  mean μ=4  standard deviation σ=2 Find p(3&lt;x&lt;6)=?

Q: X is normally distributed with mean 4 and standard deviation 1. Y is independent and normally…

A: Given, X is normally distributed with μ1=4σ1=1 y is normally distributed with μ2=3σ2=3

Q: A production process has a cycle time, time to produce a part, that is normally distributed with a…

A: We have given that.   X~N( μ , ?^2 )   μ =12.6 , ? =2.4   Z-score =( x - μ )/?

Q: A mean and standard deviation of a normal variate are 8 and 4 respectively. Find P(5 < x < 10)

A: Given that ; Population mean (u) = 8  Standard deviation = 4 By using standard normal distribution…

Q: he random variable X is normally distributed with mean 80 and stand

A: Here it is given that- Suppose the random variable X is normally distributed . Mean (μ) = 80…

Q: Suppose x has a distribution with a mean of 90 and a standard deviation of 27. Random samples of…

A: According to the provided information, Mean (μ) = 90 Standard Deviation (σ) = 27 Sample Size (n) =…

Q: If  X  is a normal variate with mean 300 and standard deviation 15, the Z value associated with X=…

A:

Q: Assume that z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If P(z…

A: GivenMean(μ)=0standard deviation(σ)=1

Q: Suppose that the heart beat per minute (bpm) of adult males has a normal distribution with a mean of…

A: Answer:- Let, X be a random variable represents the heart beat per minute (bpm) of adult males.…

Q: Suppose that x is normally distributed with a mean of 20 and a standard deviation of 15. What is P(x…

A: given data, normal distribution, μ=20σ=15p(X≥55.40)=?

Q: Assume that X is normally distributed with a mean of 12 and a standard deviation of 4. Determine…

A:

Q: Suppose that the heart beat per minute (bpm) of adult males has a normal distribution with a mean of…

A:

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

A: From the provided information, Mean (µ) = 100 Standard deviation (σ) = 20 Let X be a random variable…

Q: Suppose x has a distribution with a mean of 90 and a standard deviation of 27 Random samples of size…

A: Given mean, μ=90 standard deviation, σ= 27 n =36 X ~ N(μ, σ)

Q: Suppose X is Normally distributed with mean 25 and standard deviation 4.  Suppose Y is Normally…

A: given data  X : normal distributionμx = 25σx = 4Y : normal distributionμy = 30σy = 5

Q: Assume that ex has a normal distribution with a specify mean and standard deviation mean =18…

A: Obtain the standard z-score for the random variable X equals 30. The standard z-score for the…

Q: with a mean of 50 and a standard deviation of 10 P(x<54)

A: Given that  Mean = M = 50 Standard deviation = SD = 10

Q: Assume that adults have IQ scores that are normally distributed with a mean of mu equals 100μ=100…

A: The probability that a randomly selected adult has in IQ between 84 and 116 is obtained below:Let X…

Q: Assume that z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If P(-…

A: The question is about std. normal distribution Given : z ~N ( 0, 1 ) P ( -b &lt; z &lt; b ) = 0.9008…

Q: Once an individual has been infected with a certain disease, let X represent the time (days) that…

A:

Q: Assume that females have pulse rates that are normally distributed with a mean of μ=73.0 beats per…

A:

Q: If X is a normally distributed random variable with a mean of 235 Find the standard deviation given…

A:

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

A:

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

A:

Q: Suppose that x, the height in cm of adult women has a normal distribution with mean 170 and standard…

A: Obtain the probability that X is less than 160. The probability that X is less than 160 is obtained…