or which of the following claims is a representative sample, rather than a biased sample, likely to be essential? For which would a biased sample be acceptable? a political poll predicting who will win a governor’s race online readers’ ratings of a recently released film estimating school achievement from a sample of test scores from 10 district schools, in order to evaluate which of the 10 schools is the

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A: The test statistic is, t=x¯1-x¯2s12n1+s22n2=6.82-6.250.64216+0.75210=0.570.28609439=1.9923≈1.99…

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A: The given table is as follows:

Q: Find the test statistic for this hypothesis test. z= (Round to two decimal places as needed.)

A:

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A: n1=n2=60, X1¯=62232,X2¯=57665, s1=13930

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A:

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A: You are a trainer working for a company that has developed a new customer service training program…

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A: Option A is correct

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A: The following information has been given: n=60                s=1.052x¯=7.25

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A: Given Data : For Sample 1 x̄1 = 17.6 s1 = 6.6783 n1 = 17 For Sample 2…

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A:

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A: Given:   Ticketed  Not ticketed Men  21 173 Women 37 169

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A: Here you're claim that 3.2% of items made on your production line are defective. The hypotheses…

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A: Here, estimated proportion, p^ = 175/250=0.70 population size, N= 13000 Sample size, n = 250

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A: Given :