document.write( "Question 1130880: Here's a website with a picture of the diagram: https://www.webassign.net/waplots/8/5/80b6596002a9fb8c3909017f691f1c.gif \r
\n" ); document.write( "\n" ); document.write( "The accompanying diagram represents a two-stage experiment. Here,
\n" ); document.write( "B = (A ∪ C)c.
\n" ); document.write( "Complete the information on the diagram, and use it to find the following.
\n" ); document.write( "a) P(D)
\n" ); document.write( "b) P(B | D)
\n" ); document.write( "c) P(Dc)
\n" ); document.write( "d) P(A | Dc)
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Algebra.Com's Answer #747524 by greenestamps(13203)\"\" \"About 
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\n" ); document.write( "Missing parts on the given diagram:

\n" ); document.write( "(1) P(B) = 1-(1/4+1/3) = 5/12
\n" ); document.write( "(2) P(Dc|A) = 1-1/3 = 2/3
\n" ); document.write( "(3) P(D|B) = 1-1/5 = 4/5
\n" ); document.write( "(4) P(D|C) = 1-1/6 = 5/6

\n" ); document.write( "Answers to the questions:

\n" ); document.write( "(a) P(D) = (1/4)(1/3)+(5/12)(4/5)+(1/3)(5/6) = 1/12+1/3+5/18 = (3+12+10)/36 = 25/36

\n" ); document.write( "(b) P(B|D) = [P(B and D)]/P(D) = (1/3)/(25/36) = (12/36)/(25/36) = 12/25

\n" ); document.write( "(c) P(Dc) = 1-P(D) = 11/36 (or P(Dc) = (1/4)(2/3)+(5/12)(1/5)+(1/3)(1/6) = 1/6+1/12+1/18 = (6+3+2)/36 = 11/36)

\n" ); document.write( "(d) P(A|Dc) = [P(A and Dc)]/P(Dc) = (1/6)/(11/36) = (6/36)/(11/36) = 6/11
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