S479 F09 Quiz 1 Solutions

S479 F09 Quiz 1 Solutions - 1. Stat 479 Fall 2009 Quiz 1...

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Unformatted text preview: 1. Stat 479 Fall 2009 Quiz 1 September 3, 2009 You are given that Fx(x) = 1 —(100/x)4 for x 3 100. You are also given that fy(y) is: Calculate Var(Y) # Var(X). Li “"5" m: gig m 400% ‘74 ‘ 1 m3; 106‘ (10033 )L, 3 ’3 :— "1‘ DD ,n (1000003 2%- \,DO /3\ 31 "r 00 3 r ‘79 «5' 2.," I: “y X 33M) r: 50 40900033 1‘ 7" A” MD [a ,5 '93“ w :2?“ log or #DQKIOC’) “1:?” \Im" (L/flémfi £03009 w iv 6. /00)Y-¢> Cz/(yivfw may» {WT} 5000040941“ “3"” cm - ‘“ 2. Automobile losses are distributed as a Gamma distribution with parameters 0'. and 0. The expected loss is 800 and the variance of the loss is 160,000. Determine the mode. ,3 J. W Mgb 0:90 500 0L 9 Q ENX) I’M/$434?) “M avg-«‘90 06000—2 (to? w, [3704) 3069 w OK M “NEW M 9.06: M L} Mohe’ c9 (aw) 2“ two/.3) 3” gig ...
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This note was uploaded on 03/15/2012 for the course STAT 479 taught by Professor Na during the Spring '10 term at Purdue.

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S479 F09 Quiz 1 Solutions - 1. Stat 479 Fall 2009 Quiz 1...

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