Consider a standard normal distribution. Find the probability less than z = 0.85 Answer Find the area between z = 0.91 and z = 2.28 Find the probability more than z = 1.31 Answer

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: given data, normal distribution , μ=100σ=15we have to find out the shaded region for the given…

Q: Assume the random variable X is normally distributed with mean μ =50 and standard deviation o=7.…

A: From the provided information,Mean (µ) = 50Standard deviation (σ) = 7

Q: If a data set has a normal distribution, what portion of the data falls between and x + o 0.34 0.475…

A: Empirical rule The Empirical rule for any normal distribution is given below:

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

A: given data normal distributionμ = 105σ = 15p(X<129) = ?

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: Mean = 0 Standard deviation = 1

Q: Find the area to the left of z = -1.5 Solution: Dr sh

A: P(Z<-1.5)=?

Q: Use the body temperatures, in degrees Fahrenheit, listed in the accompanying table. The range of the…

A:

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: It is given that the mean is 0 and the standard deviation is 1.

Q: Solve using R calculator. Show all work.

A: The probability shows how likely an event occurs.

Q: Provide an appropriate response. Use the Standard Normal Table to find the probability. IQ test…

A: Solution : Mean, μ = 100 Standard deviation, σ = 15 z score corresponding to the value of IQ score,…

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

A: given data,normal distribution μ=105σ=15probabilty that selected asults has an IDQ score less than…

Q: responding z-scores. If convenient, use technology to find the z-score. P18 ck to view page 1 of the…

A: Given that.   X~N( μ , ?^2 )   μ=0     , ?=1   Z-score =( x - μ )/?

Q: Use the standard normal table to find the z-score that corresponds to the given percentile. If the…

A:

Q: Use the standard normal table to find the z-score that corresponds to the given percentile. If the…

A: Given probability is P(Z<z0)=0.33

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: normal distribution μ = 100σ = 15 P(85<x<110) = ?

Q: Some sources report that the weights of full-term newborn babies in a certain town have a mean of 8…

A: Provided information is; Mean(μ) = 8 Standard deviation(σ) =1.2 Let , X be the random variable that…

Q: Write the normal probability for the shaded region of the graph and find its value. Select the…

A: Given,n = 16p = 0.55q = 0.45

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: From the provided information, Mean (µ) = 0 Standard deviation (σ) = 1 Let X be a random variable…

Q: Use a table of cumulative areas under the normal curve to find the z-score that corresponds to the…

A: It is given that The cumulative area is 0.051

Q: Table of numbers of girls and probabilities Number of Girls x P(x) 0.006 0.026 0.106 0.213 4 0.274…

A:

Q: 1C. What amount of time would place a student using the elliptical at the UCF gym in the bottom…

A: It is given that  Mean, μ = 18.9 Standard deviation, σ = 2.15

Q: The population of a country follows a normal distribution with mean height 180 cm and standard…

A:

Q: Use a table of cumulative areas under the normal curve to find the​ z-score that corresponds to the…

A: The cumulative area is 0.047.

Q: Solve for the mean, variance and standard deviation

A: here given discrete probability distribution of x

Q: Find the probability that a value randomly selected from this population will have a value between…

A: Given information: μ=100σ=25

Q: Find the area of the shaded region. The graph to the right depicts IQ scores of adults, and those…

A: Step 1:Given that :mean(μ)=100Standard deviation(σ)=15Let X is the IQ score of adults .We want the…

Q: Use the standard normal table to find the z-score that corresponds to the given percentile. If the…

A: Given that.   X~N( μ , ?^2 )   μ=0     , ?=1   Z-score =( x - μ )/?

Q: Assume that thermometer readings are normally distributed with a mean of 0°C and a standard…

A: Assume that thermometer readings are normally distributed with a mean of 0°C and a standard…

Q: Use the standard normal table to find the z-score that corresponds to the given percentile. If the…

A: we have to find the Z-score of 90th percentile.

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: The mean and standard deviation are 0 and 1, respectively.

Q: Use the standard normal table to find the z-score that corresponds to the given percentile. If the…

A: The z-score is obtained Excel function “=NORMSINV(Probability)”.

Q: Assume the readings on thermometers are normally distributed with a mean of 0°C and a standard…

A: Given that  Z follows standard normal distribution with mean zero and standard deviation one  Z ~…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: For the given problem, we need to find the probability that a given score is between -2.08 and 3.73…

Q: Provide an appropriate response. Use the Standard Normal Table to find the probability. IQ test…

A:

Q: Assume that a randomly selected subject is given a bone density test. Bone density test scores are…

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

Q: A factory produces bars of chocolate that follow a Normal Distribution with a mean weight of 60g and…

A: 5) The mean is 60 and the standard deviation is 2.

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: Z score = -0.51( Left tailed )

Q: Find the mean, variance and standard deviation of a discrete random variable X that follows a…

A: Note: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts…

Q: Assume that a randomly selected subject is given a bone density test. Those test scores are normally…

A: Mean = 0 Standard deviation = 1