For a normal distribution, find the percentage of data that are (a) Between u – 1.50 and u+ 1.50 % (b) Between 2.5 standard deviations below the mean and 1.5 standard deviations above the mean (C) Less than µ – 20 %

Q: For a standard normal distribution, find: P(z > c) = 0.6157 Find c.

A: Given data: For a standard normal distribution, find: P(z > c) = 0.6157 Find c.

Q: For a standard normal distribution, find: P(-1.32 < z < -1.1)

A: The z scores are -1.32 and -1.1.

Q: For a standard normal distribution, find: P(-0.76 < z < -0.4)

A: Given P(-0.76 &lt; z &lt; -0.4)

Q: Let X follow a normal distribution with mean 5.3 and unknown standard deviation. If P(X < 11.6) =…

A: From the given information, let X follows a normal distribution with mean of 5.3 and standard…

Q: For a standard normal distribution, find: P(z > c) = 0.981

A: From the provided information, P (z &gt; c) = 0.981

Q: For a normal distribution with μ = 30, σ = 5 and z = 1.3, find the value of x

A: According to the provided information, μ = 30, σ = 5 and z = 1.3

Q: For the standard normal distribution ( μ = 0 and σ = 1 ), find: P(z < 0.2)

A: Let Z be the random variable following the standard normal distribution. Z~Normal(μ=0,σ2=12)

Q: For a standard normal distribution, find:  P(1 < z < 2)=

A: For standard normal distribution Let Z~N(0,1). P(1&lt;Z&lt;2)=P(Z&lt;2)-P(Z&lt;1)

Q: For a standard normal distribution, find: P(z < 2.11)

A:

Q: For a standard normal distribution, find: P(z < c) = 0.2377 Find c.

A:

Q: For a standard normal distribution, find: P(z < -1.61)

A:

Q: A vertical line is drawn through a normal distribution at z- 1.20. What proportion of the…

A: Given, A vertical line is drawn through a normal distribution at z=1.20.

Q: For the standard normal distribution, find the value Z0 satisfying each of the following conditions…

A: From the provided information, P (-z0 &lt; z &lt; z0) = 0.966

Q: For a normal distribution, find the z-score that cuts off the top 70.71% of area. Round to 2 decimal…

A:

Q: For a standard normal distribution, find: P(-0.02 < z < 0.01)

A: We have to find probability.

Q: For a standard normal distribution, find: P(z < 0.01)

A:

Q: For a standard normal distribution, find c if P(z < c) = 0.1524

A:

Q: For a standard normal distribution, find: P(z > c) = 0.2535 Find c.

A: Given that, P-value = 0.2535 Right tailed test

Q: For a standard normal distribution, find: P(z > 0.29)

A: The distribution is standard normal Given z &gt; 0.29. Finding P (z &gt; 0.29)

Q: For a standard normal distribution, find: P(z > 0.52)

A:

Q: A vertical line is drawn through a normal distribution at z- 080 What proportion of the distribution…

A: Standard Normal distribution.

Q: Consider the standard normal distribution Z~N(0,1) Find the z-score for the 75th percentile

A: From the given information, It is given that the standard normal distribution Z~N(0,1), Thus,

Q: 25. For a normal distribution with μ = 0.243 and a = 0.0073, find ◆◆(0.240< <0.250).

A: q.25)  Use the Normal approximation method z-score μ=0.243 σ=0.0073     P (0.240≤ x ≤ 0.250) =…

Q: for a standard normal distribution, find the percentage of data that are between 3 standard…

A: The graph with percentages is,

Q: Find the proportion of observations from a Standard Normal Distribution N(0,1) that satisfies z…

A: It is given that z be a standard normal distribution. To find the area under the standard normal…

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: For a standard normal distribution, find: P(-0.46 < z < 1.33)

A: Let Z be a random variable such that Z~ N(0,1). Then, P[-0.46&lt;Z&lt;1.33]= P[Z&lt;1.33]-…

Q: For a standard normal distribution, find: P(-1.2 < z < 1.5)

A: Given information- We have given a standard normal distribution. P (-1.2 &lt; z &lt; 1.5) We have to…

Q: For a normal distribution with mean u =60 and standard deviation sigma = 10 find the proportion of…

A: The provided information are:

Q: For a standard normal distribution, find the area within 1.5 standard deviations of the mean, that…

A: Standard normal distribution is given.

Q: For a standard normal distribution, find: P(z < c) = 0.5141

A: Sketch the normal curve and shade the area of 0.5141 to the left of "c"  under the normal curve.

Q: Which proportion of a normal distribution is located between the mean and z = +1.40? 0.9192 0.0808…

A: Given : z₁=mean = 0 z₂=1.40

Q: In the standard normal distribution, the mean is equal to ______ and the standard deviation is equal…

A: We have find value of standard normal distribution..

Q: Which proportion of a normal distribution is located in the tail above z = +1.50? A.) 0.9332 B.)…

A: We have given that,  X be the random variable from normal distribution.  Then,  We will find the…

Q: e normally distributed with a mean of 100 and a standard deviation of 16. /hat proportion of people…

A: Note: Please repost 2nd question as i can author only 1 question as per my policy. Given data,Mean…

Q: Below is a graph of a normal distribution with mean u=-1 and standard deviation o = 3. T from this…

A:

Q: Let X be a continuous random variable that has a normal distribution with a mean of 50 and a…

A:

Q: For a standard normal distribution, find: P(-0.02 < z < 0.01)

A:

Q: For a standard normal distribution, find: P(-1.41 < z < 0.17)

A:

Q: For a standard normal distribution, find: P(z < 1)

A: From the provided information, The area is to the left of normal curve that is P (z &lt; 1)

Q: Determine if the following statements are true or false. a) The standard deviation of a normal…

A:

Q: For a standard normal distribution, find: P(z > -0.59)

A: Look into the left tailed z-table for z=-0.59 as

Q: For the standard normal​ curve, find the​ z-score that corresponds to the 90th percentile.…

A:

Q: For a standard normal distribution, find: P(-0.1 < z < 2.73)

A:

Q: For the standard normal distribution (µ 0 and o = 1), find: P(z < -1.05)

A: Given Mean=0 Standard deviations=1

Q: For a standard normal distribution, find: P(-1.31 < z < -0.24)

A:

Q: For a standard normal distribution, find: P(-0.63 < z < 0.29)

A: We have to find P(-0.63 &lt; z &lt; 0.29 )  We have to find shaded area.   P(-0.63 &lt; z &lt; 0.29…

Q: For a standard normal distribution, find: P(-1.13 < z < 0.96)

A: Required probability is P(-1.13 &lt; z &lt; 0.96)

Q: For a standar normal distribution, find P(z <-1.05)

A: Given information- We have given a standard normal distribution. P (z &lt; -1.05) We have to find…

Q: For each z score that follows, find the percentage of scores at that value or higher in the normal…

A: