The numerical measure that describes the certain characteristics of a population is called A. sample What are the two common parameters of normal distribution? A.μ and σ Anna wants to estimate the average shower time of teenagers. From the sample of 50 teenagers, she found out that it takes 5 minutes for teenagers to shower. What is the parameter? A. sample of 50 teenagers B. 50 teenagers in 5 minutes B. statistics C. parameter D. population B. a and p C.p and u D. p and p C. average shower time of teenagers D. took 5 minutes for teenagers to shower

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A:

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A: Given : A Box plot

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A: Given data is 57.5 , 56.3 , 52.5 , 66.3 , 59.0 , 64.7 , 70.1 , 64.7 , 53.5 , 78.2sample size(n)=10

Q: Which of the following statements is true for a normal distribution? a. it has two parameters, a…

A: Which of the following statements is true for a normal distribution?a. it has two parameters, a mean…

Q: Consider the normal curves that have the parameters μ = 1.5 and σ = 3; μ = 1.5 and σ = 6.2; μ = −2.7…

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Q: What percentage of hospitals provide at least some charity care? Based on a random sample of…

A: Given the data  57.5 56.3 52.7 66.5 59.0 64.7 70.1 64.7 53.5 78.2 Sample size n=10

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A: Given:- The sample follows a normal distribution with a mean, μ =60, & a standard deviation, of…

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A: The given information is about the percentage of hospitals providing at least some charity care from…

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A: Given that, The value of mode is, 65.5 The value of standard deviation is, 8.4

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A: a) Enter the data in Excel.

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A: For first part (a), it is given that the area above x=30 is 40% means 0.40. So using the standard…

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A: Given: μ = 3.2 σ = 0.86 Formula used: X = μ + Zσ

Q: What percentage of hospitals provide at least some charity care? Based on a random sample of…

A: a) Consider that the random variable x defines the percentage of hospital providing at least some…

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A: It is given that the mean is 3.5 and the standard deviation is 0.84.

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Q: Use the Empirical Rule and a sketch of the normal distribution in order to answer these questions.…

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A: mean = 62.12 Standard deviation = 8.048

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A: From the given information, The median of the normal distribution is 60.

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Q: About what percent of x values from a normal distribution lie within two standard deviation (left…

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Q: What percentage of hospitals provide at least some charity care? Based on a random sample of…

A: data 56.6 56 53.1 66.4 59.0 64.7 70.1 64.7 53.5 78.2

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A: Given ,

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A: empirical rules:1) P(μ-σ<X<μ+σ)=68%2) P(μ-2σ<X<μ+2σ)=95%3) P(μ-3σ<X<μ+3σ)=99.7%

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A: Given: µ = 60, σ = 8. The Z follows standard normal distribution.

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A: According to the given information, we have Mean = 4 Standard deviation = 1.1

Q: What percentage of hospitals provide at least some charity care? Based on a random sample of…

A: Given data, 57.5,56.5,52.9,65.5,59.0,64.7,70.1,64.7,53.5,78.2

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A: Answer : The mean of normal distribution is : (b) 60.

Q: 3. A normal distribution has a mean of µ = 30 and a standard deviation of o = 12. For each of the…

A: Note: Please repost part d as i can answer only 3 subparts as per my policy. Given data,μ=30σ=12

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Q: Given the plot of normal distributions A and B below, which of the following statements is true?…

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