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1301_0304sem2_sln

1301_0304sem2_sln - 6c 0 1 2 P(XlY=1 0.375 0.375 0.25 6d 0...

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1a) 0.30 1b) 0.53 1c) 0.321 1d) 0.41 2a) 19/5 2b) order 4 , since E(4) > E(3 ) 3a) 0.775 3b) 0.735 3c) 3.75 4a) 3/8 4b) 1/8 4c) 0.578 5a) N(31, 0.2) , 0.9938 5b) 0.9876 5c) 0.025 6a) No 6b) E(X) = 0.70 ,Var(X) = 0.61 , E(Y)= 0.50 , Var(Y)=0.56
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Unformatted text preview: 6c) 0 1 2 P(XlY=1) 0.375 0.375 0.25 6d) 0 1 2 P(XlY>=1) 0.42 0.33 0.25 6e) 0.154 7a) XlY ~(57,51) 7b) 50, 57 7c) 0.1581 , 0.3372 8bi) 1.3 , 1.7 2 /50 8bii) 0.1056...
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