consider the box plot below.  What percent of the scores are between 3 and 10?

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A: Givensample size(n)=42Mean(x)=12.4standard deviation(σ)=1.2confidence level=90%

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A:

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A: GivenMean(μ)=100standard deviation(σ)=15

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A: We have given that Mean(µ) = 100Standard deviations (σ) = 15X ~ N (µ, σ )= N(100, 15)

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A: It is needed to explain about the scatter diagram.

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A: The given mean is 0 and standard deviation is 1. The shaded region is z=-0.99 to z=1.28.

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A: Given data: U A 36.2 28.5 55.0 20.0 51.5 46.0 38.9 34.0 43.2 36.5 48.8 52.5 25.6…

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A: given data sample size (n) = 270p^ = 0.1595% ci p, E = ?

Q: 1. The following Definition. DEFINITION If Z is a standard normal random variable, the distribution…

A: Solution

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Q: The area of the shaded region is (Round to four decimal places as needed.)

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A: As per our company guidelines we are supposed to answer only first question. Kindly repost other…

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A: Hi thank you for posting this question,  since you have posted multiple subparts as per our policy…

Q: A refrigerator contains 6 apples, 5 oranges, 10 bananas, 3 pears, 7 peaches, 11 plums, and 2 mangos.…

A: From the provided information, A refrigerator contains 6 apples, 5 oranges, 10 bananas, 3 pears, 7…

Q: A national health organization says that 30% of teenagers have tried smoking cigarettes. A health…

A: given data N =3500n = 280x = 56claim : p = 0.30

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A: Answeres to the given questions are as given in steps below.

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Q: Use the z-score formula, z = x-μ -, and the information below to find the value of x. Round your…

A: From the provided information, z = 1.25, µ = 14.4 and σ = 2.8

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A: Given data:

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A: We have given that n=2, p=51.3%=0.513 X~Binonial(n=2, p=0.513) Let X be the number of children are…

Q: Calculate the measures of central tendency for the grouped data and the measures of dispersion for…

A: It is given that- Total observations =40 Minimum value =13 Maximum value =48 class interval=6

Q: For the standard normal distribution, find the z score that gives the 27th percentile. Round to at…

A: We have given information, The random variable Z follows a standard normal distribution. i.e. Z~N0,1