Does jury size make a difference in decisions?  A researcher examined 110 cases decided by 12-person juries and 110 cases decided by 6-person juries.  Here are the results:       Acquittals Convictions Hung Juries 12-person jury   40 60 10 6-person jury   30 52 28   At α = .01, can we conclude that there is an effect of jury size on decisions? If so, explain to the TV reporter and audience what it is.

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A: Md = Average of NEW- OLD   Old Menu New Menu d(New-Old) (d-Md)2 487 487 0 7.5625 329 322 -7…

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A: Given, n1 = 120      n2 = 150  p1 = 0.25     p2 = 0.36 Level of significance = α = 0.05 The null and…

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A: Given information: The data represents the test scores of 3 programs A, B and C.

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Q: lustration 19. According to a survey the following results were obtained: Girls 200 50 20 110 No, of…

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A: Two prop Z test

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A: Given info: The nurses reported the following statistical statement: χ2(1, N = 12) = 2.71, p = .52.

Q: Question 90 parts A, B, and C

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A: Given, Sample 1: Republicians x1=76 n1=125 Sample 2: Democrats x2=51 n2=125 α=0.05

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A: Introduction: It is required to identify the correct meaning of "One way".

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Q: a) Verify that the 95% CI for the difference in the proportions of female Hispanic drivers in the…

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2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.