About % of the area under the curve of the standard normal distribution (μ=0μ=0 and σ=1σ=1) is outside the interval Z = (-0.87,0.87) (or beyond 0.87 standard deviations of the mean). Submit QuestionQuestion 19

Q: A normal distribution has u = 30 and o = 5.

A: Given that, Mean = 30 Standard deviation = 5 Z score = 1.3

Q: Consider the normal distribution with mean 60 and standard deviation 5. Find the area under the…

A:

Q: the distribution of scores on the sat is approximate,ly normal with a mean of m=500 and a standard…

A: Solution-: Given: μ=500,σ=100 We want to find z-scores boundaries that separate a normal…

Q: Which proportion of a normal distribution is located between z = 0 and z = +1.50?

A: Solution: Here, it is needed to find the proportion of a normal distribution is located between z=0…

Q: Obtain the area between 25 and 39 under a normal curve with a mean of 55 and a variance of 36.

A: The normal probability is a type of continuous probability distribution that can take random values…

Q: The lifespan of the Ebola virus on flat dry surfaces has a normal distribution with…

A: The random variable is lifespan of the Ebola virus on flat dry surfaces. The population mean is…

Q: About % of the area under the curve of the standard normal distribution is between z=−2.163z=-2.163…

A: 96.95%

Q: About % of the area under the curve of the standard normal distribution is between z=−2.031z=-2.031…

A:

Q: Let x= red blood cell (RBC) count in millions per cubic millimeter of whole blood.  For healthy…

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Q: About % of the area under the curve of the standard normal distribution is between z=−2.713z=-2.713…

A:

Q: Explain how we can generate the values of the normal distribution of average m = 2 and standard…

A: Let X be a random variable such that X~N2,22 Now, using Excel,

Q: Find the area under the normal curve and above the interval ​[44​,57​] on the horizontal axis.

A: given data, normal distribution μ=50σ=5we  have to find out the p(44<x<57)=?

Q: Suppose that Xhas a normal distribution, Find E[ekx].

A: Solution

Q: 1.) For the standard normal distribution, find The area within one standard deviation(|z|<1). Your…

A: Given : Standard normal variable Z Z~N(0,1)Mean=0 Standard deviation (sd)=1

Q: About what % of the area under the curve of the standard normal deviation is between , Z= -0.467 and…

A: Required probability is P(-0.467&lt;Z&lt;0.467)

Q: Consider the normal distribution with mean 67 and standard deviation 20. Find the area under the…

A: GivenMean(μ)=67standard deviation(σ)=20

Q: The number of orders received daily by an online vendor of used CDs is normally distributed with…

A: Let X be the number of orders received daily

Q: The score on a standardized test for a certain year is modeled using the normal distribution shown…

A: From the given information, it is clear that,  V=Mean μ=76.5, Standard deviation σ=5.2 According to…

Q: Suppose X is a non-standard normal variable, with a mean of 120, and std deviation of 9 (i.e.…

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Q: A simple random sample of six values had mean x = 13.00 and standard deviation s = 7.155. Calculate…

A: Given,

Q: Consider the normal distribution with mean 68 and standard deviation 10. Find the area under the…

A: We want to find area under the normal curve in the given interval.

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

A: Solution: Given information: n= 36 Sample size μ= 90  Population mean σ= 27 Population standard…

Q: About % of the area under the curve of the standard normal distribution is outside the interval…

A: We need to find probability using standard normal distribution curve.  Z score is given.

Q: % of the area under the curve of the standard normal distribution is outside the interval About z =…

A: Here is given that z standard normal distribution intervals (-1.11,1.11).

Q: The score on a standardized test for a certain year is modeled using the normal distribution shown…

A: It is given that the mean is 56.7 points and the standard deviation is 4.8 points.

Q: About % of the area under the curve of the standard normal distribution is outside the interval…

A:

Q: Find z such that 64% of the standard normal curve lles between and (Round your answer to two decimal…

A: It is given that the area under the standard normal curve is 64%.

Q: The variable xx denotes the time taken in seconds for a computer link to be made between the…

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: About % of the area under the curve of the standard normal distribution is between z=−2 and z=2 (or…

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Q: Suppose X is a non-standard normal variable, with a mean of 110, and std deviation of 13 (i.e.…

A: The mean is 110 and the standard deviation is 13.

Q: About % of the area under the curve of the standard normal distribution is between z=−0.878z=-0.878…

A: Solution-: We find % of the area under the curve of the standard normal distribution is between…

Q: what percent of the area under the curve of the standard normal distribution is between z= -1.33 and…

A: To find the percent of area under the curve of the standard normal distribution between z = -1.33…

Q: the area under the standard normal distribution between -1 and 1 is: a. 0.1388 b.0.1668 c. 0.4332…

A: Given Options : a.  0.1388 b.  0.1668 c.  0.4332 d.  0.6826

Q: About the area under the curve of the standard normal distribution is between z = 1.34 and z = 1.34…

A: Given problem Given that   We have to find the area under the curve of the standard normal…

Q: Below is a graph of a normal distribution with mean μ=-2 and standard deviation o=3. The shaded…

A: The provided information is  µ=-2 σ=3 P(X&gt;1) P(X-µσ&gt;1-(-2)3)P(z&gt;1)=0.1586  (from…

Q: The score on a standardized test for a certain year is modeled using the nomal distribution shown…

A: Given that mu = 56.7 ,sigma =4.8 Fill the blank values

Q: About what % of the area under the curve of the standard normal distribution is between…

A: the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Q: Consider the normal distribution with mean 52 and standard deviation 20. Find the area under the…

A: mean = 52 sigma = 20

Q: The mean and standard deviation for the exam results from a class of 135 students were calculated,…

A: Given,The mean and standard deviation for the exam results from a class of 135 students were…

Q: Find the indicated area under the curve of the standard normal distribution; then convert it to a…

A: Solution:-

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…