# hw7solns - Solutions to Homework 7 5.5 a. /10 /10 10 10 1 x...

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Unformatted text preview: Solutions to Homework 7 5.5 a. /10 /10 10 10 1 x x f x dx ce dx ce c thus 1 10 c . b. if 0, b ( ) F b , if 0, b then /10 /10 /10 1 ( ) ( ) 1 10 b b b x x b F b f x dx e dx e e thus /10 1 , ( ) 0, b e b F b b c. 15/10 3/2 ( 15) 1 ( 15) 1 ( 15) 1 (1 ) P X P X P X e e =0.2231 d. 2 3/2 1/2 ( 20) ( 20 | 5) 0.2231 ( 5) P X e P X X e P X e 5.6 4 6 4 ( 4) ( ) 3 2 6 32 0.5 P X f x dx x x dx 5.8 b. 5 ( 5) 1 ( 5) 1 ( 5) 1 (5) 12 P X P X P X F c.the probability density function of X is 0, 0 or 10 ( ) ( ) , 4 20 10 ,4 10 30 x x d x f x F x x dx x x 5.12 1 2 3...
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## This note was uploaded on 06/05/2011 for the course STA 4321 taught by Professor Staff during the Spring '08 term at University of Florida.

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hw7solns - Solutions to Homework 7 5.5 a. /10 /10 10 10 1 x...

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