In the normal distribution Select one: O a. 68% of the data values fall within one standard deviation of the mean b. 99% of the data fall within 2 standard deviation of the mean c. 90% of the data fall within 3 standard deviation of the mean O d. 50% of the data values fall within one standard deviation of the mean

Q: "Given a standard normal distribution with mean =115 and standard deviation = 25, find P(86 <X <…

A: GivenMean(μ)=115standard deviation(σ)=25

Q: Find the z-score from a standard normal distribution that satisfies each of the following…

A: The percentages are given to find the z-scores.

Q: A normal distribution has a mean of u=60 and a standard deviation of σ=12. For each of the following…

A: Given , μ = 60, σ = 12

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Q: "Given a standard normal distribution with mean =114 and standard deviation 26, find P(100 <X<116)."…

A:

Q: . A population forms a normal distribution with a mean of μ = 55 and a standard deviation of σ = 12.…

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

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A:

Q: distribution,The average sales = 225. Standard  deviation = 40 The  upper limit for  the  middle…

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Q: For a normal distribution with a mean of μ = 60 and a standard deviation of σ = 10, find the…

A: Given Information Mean µ = 60 Standard deviation σ = 10

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Q: Find the proportion of the normal distribution that is associated with the following sections of a…

A:

Q: For a normal distribution with a mean of μ = 60 and a standard deviation of σ = 10, find the…

A:

Q: determine the proportion of the standard normal distribution that lies between the following. z =…

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Q: A population forms a normal distribution with a mean of μ = 55 and a standard deviation of σ = 12.…

A: Given that μ = 55 and σ = 12. a) M = 58 for n = 4  z-score: z=M-μσn =58-55124 =0.5

Q: "Given a standard normal distribution with mean =143 and standard deviation = 34, find %3D…

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Q: "Given a standard normal distribution with mean =61 and standard deviation = 48, find P(X>74)."…

A:

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A: Use R programming

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: "Given a standard normal distribution with mean =80 and standard deviation = 36, find P(X>76)." A…

A: Given that  u = 80 Sigma  = 36 X = 76  Find P(x&gt; 76) = ???  By using standard normal…

Q: Use Table A to find the proportion of the standard Normal distribution that satisfies each of the…

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

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

A: The provided information are:

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

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Q: For a normal distribution with a mean of u=60 and standard proportion of the population…

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Q: "Given a standard normal distribution with mean =134 and standard deviation 38, find P(X>103)." A)…

A:

Q: For a normal distribution with a mean of μ = 60 and a standard deviation of σ = 10, find the…

A: Given data, μ = 60 σ = 10

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Q: For a normal-shaped distribution with µ = 50 and σ = 8: a) What proportion of the scores have…

A: Given that, Mean = 50 Standard deviation = 8

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Q: Assume that x has a normal distribution with the specified mean and standard deviation. Find the…

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Q: 2. For a Normal Distribution where u = 3 and o = 3, where does approximately 95% of the scores fall…

A: Empirical rule :  According to empirical rule ,  1)68% of data falls within the first standard…