Set Theory and Probability

What is A ∩ B ?

• {3, 5, 7}

• {2, 3, 5, 7}

• {2, 3, 5, 7, 9}

• {1, 2, 3, 5, 7, 9}

Set B is defined as students that play basketball. What is the P(B)?

• 56/135

• 52/135

• 64/135

• 63/135

What does this symbol ( ∩ ) represent in set theory?

• Union

• Intersection

• Disjointed

• Subset

The following M & M colors are in the bowl:

4 yellow, 6 orange, 3 green, 5 blue, 2 brown

What is the probability of selecting a brown candy?

• 2/18

• 1/9

• 1/10

Which is the correct set notation for 
A U B?

• {12, 14, 15, 18, 21}

• {10, 11, 12, 14, 15, 18, 21}

• {10, 11, 13, 16, 17, 19, 20}

• {12, 14, 15, 18}

Find the probability of rolling greater than a 1 on a single die.

• 6/6

• 5/6

• 4/6

• 1/6

Probability can only be values between which two numbers?

• 0 to 2

• 0 to 10

• 0 to 5

• 0 to 1

What type of set is denoted as either { } or ∅?

• Universal Set

• Empty (or Null) Set

• Disjointed Set

• Complement of a Set

Find the probability of not rolling a 2 on a single die.

• 1/6

• 2/6

• 5/6

• 2

Find the probability of rolling greater than a 1 on a single die.

• 6/6

• 5/6

• 4/6

• 1/6