This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: probability that person is a basketball player (i.e., P(B  A) might be a little bit larger than P(B)), but it still won’t be very large because not many people are professional basketball players. 2.50 a. P(M I LS I PR) = 0.05, directly from the table of probabilities b. P(M I Pr) = ) Pr ( ) Pr ( LS M P SS M P I I I I + = 0.07+0.05=0.12 c. P(SS) = sum of 9 probabilities in SS table = 56 P(LS) = 1  0.56 = 0.44 d. P(M) = 0.08+0.07+0.12+0.10+0.05+0.07 = 0.49 P(Pr) = 0.02+0.07+0.07+0.02+0.05+0.02 = 0.25 e. 533 . 03 . 08 . 04 . 08 . ) ( ) ( )  ( = + + = = Pl SS P Pl SS M P Pl SS M P I I I I f. 444 . 10 . 08 . 08 . ) ( ) ( )  ( = + = = Pl M P Pl M SS P Pl M SS P I I I I 556 . 444 . 1 )  ( 1 )  ( = − = − = Pl M SS P Pl M LS P I I 2.53 Since B is contained in A, A ∩ B = B P(B ⏐ A) = ) ( ) ( ) ( ) ( A P B P A P B A P = I = 0833 . 60 . 05 . =...
View
Full
Document
This note was uploaded on 04/07/2010 for the course STAT 427 taught by Professor Staff during the Spring '08 term at Ohio State.
 Spring '08
 Staff
 Statistics, Probability

Click to edit the document details