A student calculates a linear model y = x + (Please show your answers to two decimal places) Use the model to estimate the cost when number of pages is 438. Cost = $ (Please show your answer to 2 decimal places.) %3D

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A: d) It is assumed that, µ is the true population mean of math SAT scores in school for all students.

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A: We will use the Standard Normal table to find the required probability.

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A: We know that  cdf =  Cumulative distribution function  pdf = Probability distribution function

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A: Given: μ1=10μ1=12μ1=8s1=2s2=2.5s3=1.5

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A: Given,n=96 ,  x=46α=1-0.95=0.05α2=0.025Z0.025=1.96      (from Z-table)

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A: Given: Sr. No. Action Movie Horror Movie d 1 10 12 -2 2 15 18 -3 3 16 17 -1 4 20 21 -1…

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A: Sample mean = 14.8 S = 2.0 n = 6 C = 0.99 By using one sample mean confidence interval formula we…

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A: Let X be the random variable from normal distribution with mean (μ) = 800 and standard deviation (σ)…

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A: Hypothesis is an assumption about the nature of a population that needs to be tested.

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A: (a) Given that, The Population proportion is,

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A: Interval scale and ratio scale both are variable measurement scale Means,  both offer quantitative…

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A: Here use t distribution

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A: Given that

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A: Given,sample size(n)=250mean(μ)=3500standard deviation(σ)=2500α=1-0.95=0.05α2=0.025Z0.025=1.96…

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