{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Homework_2_Solution

# Homework_2_Solution - aces we choose only two ace cards...

This preview shows pages 1–2. Sign up to view the full content.

Chapter 2 1. (a) S={(r,r),(r,g),(r,b),(g,r),(g,g),(g,b),(b,r),(b,g),(b,b)} (b) S={(r,g),(r,b),(g,r),(g,b),(b,r),(b,g)} 7. (a) the same space : 15 15 2 3 . (b) the event that at least one of the team members is a blue-collar worker : 15 15 6 3 - (c) the event that none of the team members considers himself or herself and independent : 15 4 8. (a) either A or B occur : ( ) ( ) ( ) ( ) 0.5 0.3 0 0.8 P A B P A P B P A B = + - = + - = (b) A occurs but B does not : ( ) ( ) ( ) 0.3 0 0.3 C P A B P A P A B = - = - = (c) both A and B occur : ( ) 0 P A B = (mutually exclusive events) 12. (a) Total number = 50, so 0 1 0.5 100 5 - = (b) 14 10 8 32 + + = , so 0.32 (c) 50 100 1 / 2 2 - 14. ( 29 # 312 470 525 (42 147 86) 25 1057 = + + - + + + = U U P M C 1000 or ( 29 1.057 1 = U U P P M C 32. ( 29 ( 29 1 ! ! + - + b g g b g 36. (a) ( 29 4 52 two cards are both aces / 2 2 = P because there are four aces out of 52 cards. Among four

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: aces, we choose only two ace cards. STAT/MATH 418 Solution to Homework 2 (b) ( 29 4 52 two cards have same values / 13 2 2 = P because there are four different shapes and in each shape there are 13 values. Theoretical Exercise 3. ( 29 = = = = I I U U c c F FE FE F E E F S F ( 29 ( 29 ( 29 = = = = I I U U U U U U c c E F E E F E E E F S E F E F 6. (a) c c E F G I I (b) ( 29 c E G F I U (c) E F G U U (f) ( 29 ( 29 ( 29 E F G F E G U U U U U 11. 1 ( ) ( ) ( ) ( ) = +-P E F P E P F P EF 13. ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 ( 29 φ-= = = = I I I I U U c c c c c P E P EF P E E F P E E E F P EF P EF...
View Full Document

{[ snackBarMessage ]}

### Page1 / 2

Homework_2_Solution - aces we choose only two ace cards...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online