find the following probability for the standard normal deviation. P(Z>0)

Q: Consider Normal Distribution with Mean = 165 and Standard Deviation = 89 Solve for the value of T…

A: Mean(μ)=165standard deviation(σ)=89

Q: What is the value of the 95th percentile

A: Given that X follows N(mean = 500, SD = 40), then Z = (X - mean)/SD follows N(0,1)

Q: A distribution of values is normal with a mean of 210 and a standard deviation of 23. From this…

A: The provided data is, X ~ N (µ, σ) X ~ N (210, 23) The sample size, n is 38.

Q: Suppose the scores on an exam are normally distributed with a mean μ = 75 points and standard…

A: given data, normal distribution μ=75σ=8 exam score for an exam whose z-score is 1.25=?

Q: The scores of the students are normally distributed with a mean of 83 and a standard deviation of…

A:

Q: The mean and standard deviation for an exam was as follows: μ=82, σ=7.0 What percent of the class…

A:

Q: A distribution of values is normal with a mean of 220 and a standard deviation of 17. From this…

A: Obtain the interval containing the middle-most 32% of sample means. The interval containing the…

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

A:

Q: Question 2 Consider Normal Distribution with Mean = 217 and Standard Deviation - 91 = Solve for the…

A: Given,Mean(μ)=217Standard deviation(σ)=91

Q: Which of the following is the best approximation of the standard deviation of the normal curve shown…

A: which of the following is the best approximation of the standard deviation of the normal curve shown…

Q: IQ scores are normally distributed with a mean of 100 and a standard deviation of 15, Use this…

A: Given that  Mean = 100 Standard deviation = 15

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

A:

Q: X has normal distribution with mean D a. 0.0228 O b. 0.4772 O c. -0.33 O d. 0.9772

A:

Q: We take a random sample of 25 scores from a Biology Exam and the sample mean is 80 (the population…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: nd the mean and standard deviation for each uniform viation" answers to 4 decimal places.) Mean…

A: Formulae : Let X follows Uniform distribution over interval ( a , b ) Mean :  μ= a + b 2 Standard…

Q: A distribution of values is normal with a mean of 170 and a standard deviation of 15. From this…

A:

Q: Suppose X is normally distributed with a mean of 13 and a standard deviation of 2. a. Find the 66th…

A: given data  normal distribution μ = 13σ = 2

Q: X is Normally distributed with a mean of 500 and a standard deviation of 40. What is the value of…

A: X is normally distributed. and X~N(μ,σ)where  mean(μ)=500      and standard deviation(σ)=40find x?…

Q: A large group of students took a statistics test.               The mean score, from the scale of…

A:

Q: Suppose that the length of research papers is uniformly distributed from 8 to 23 pages. We survey a…

A: For uniform distribution from a to b, Mean,  = (a+b)/2 Here, a = 8 and b = 23  = (8 + 23)/2 = 15.5…

Q: X is Normally distributed with a mean of 200 and a standard deviation of 25. What is the probability…

A: Given,mean(μ)=200standard deviation(σ)=25

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

A: Given Data: z follows the normal distribution Mean=0 SD=1

Q: If X is normally distributed with a mean of 22 and a standard deviation of 6. If you take a sample…

A: Mean = 22 Standard deviation = 6 Sample size = 25

Q: QUESTION 5 The distribution of the number of hours of sleep people get per night is unimodal and…

A: Given:Mean=μ=6Standard deviation=σ=1.5Data point=x=4.5   The formula of z-score is as follows:…

Q: A distribution of values is normal with a mean of 210 and a standard deviation of 22. From this…

A:

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

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

Q: The following table contains the probability distribution for the number of traffic accidents daily…

A: Mean, E[X] = 1.68 (already found) E[X2] = ∑i x2p(x)            =…

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

A: The given mean is 0 and standard deviation is 1.

Q: The systolic blood pressure (BP) of adults in the USA is nearly normally distributed with a mean of…

A: If Z is a normal variate with mean=μ=0, S.D=σ=1, then Z is called a standard normal variate, and the…

Q: If Z has standard normal distribution with mean 0 and standard deviation 1. The 70th percentile…

A: Given information: The standard normal distribution Z has mean 0 and standard deviation 1.   The…

Q: In determining automatic mileage ratings. It was found that the mog (x) for a certain model is…

A: It is given that the mean is 38 and standard deviation is 1.2.

Q: The amount of lateral expansion (mils) was determined for a sample of n = 7 pulsed-power gas metal…

A: The random sample size, .The sample standard deviation,  milsThe confidence interval is  (i.e. ).

Q: Mean:21.1 Standard Deviation: 4.9 1. What is the probability that a random sample ofnn=40 oil…

A: 1. Suppose a random variable x defines the time required to get an oil change.

Q: If X has normal distribution with mean 80 and standard deviation 15. Find the P(X > 90) a. 0.7734 O…

A:

Q: A distribution of values is normal with a mean of 80 and a standard deviation of 26. From this…

A:

Q: An unknown distribution has a mean 12 and a standard deviation of one. A sample size of 25 is taken.…

A: Given: Meanμ=12 Standard Deviationσ=1 Sample Sizen=25

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

A: Solution

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

A: Given: Z ~ N (0, 1) P (- 0.9 < z < b) = 0.5607