STATS 103-4

"Probability - Events-2"

6. Event _____________ contains elements which are present in B and absent in A.a) A or B

b) A and B

c) A but not B

d) B but not A

7. Event "A but not B" is represented by _____________

a) AB

b) AB

c) AB'

d) A'B

8. Event "B but not A" is represented by _____________

a) AB

b) AB

c) AB'

d) A'B

9. If AB= then set is said to be mutually exhaustive.

a) True

b) False

10. If AB=S then set is said to be mutually exhaustive.

a) True

b) False

1. Event _____________ contains elements which are either in A or in B or in both.

a) A or B

b) A and B

c) A but not B

d) B but not A

2. Event "A or B" is represented by _____________

a) AB

b) AB

c) AB'

d) A'B

3. Event "A and B" is represented by _____________

a) AB

b) AB

c) AB'

d) A'B

4. Event _____________ contains elements which are present in both A as well as B.

a) A or B

b) A and B

c) A but not B

d) B but not A

5. Event _____________ contains elements which are present in A and absent in B.

a) A or B

b) A and B

c) A but not B