8. The table below gives a breakdown of 2,128 civil cases that were appealed. Th
ID: 3375681 • Letter: 8
Question
8. The table below gives a breakdown of 2,128 civil cases that were appealed. The outcome of the appeal, as well as the type of trial (judge or jury), was determined for each case. Suppose one of the cases is selected at random and the outcome of the appeal and type of trial are observed. JuryJudge Totals laintiff win-reversed Plaintiff win-affirmed/dismissed442 245 68 Defendant win-reversed Defendant win-affirmed/dismissed | 725 293 Totals 179 68 247 109 67 1455 673 176 1018 120 a. (3 points) Find the probability that the trail is a jury trial. 1451937 (3 points) Find the probability that a plaintiff win is reversed. b. 247 28 (5 points) Use conditional probability formula to find the probability that the trial is a jury trial and a plaintiff win ts reversed. Show your work. c.Explanation / Answer
a) P( Trial is Jury)
= 1455/(1455+673)
= 0.6837
b) P( Plaintiff win is reversed)
= 247/2128
= 0.1161
c) P( Trial is Jury and Plaintiff win is reversed))
= 179/2128
= 0.0841
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