Probability with 2-way tables & Venn diagrams

Front

What is the correct set notation for A U B?

Back

{10, 11, 12, 14, 15, 18, 21}

Front

What does the shaded region represent if it shows A and not B?

Back

A and not B

Front

What does the shaded region represent if it shows A or B?

Back

A or B

Front

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

Back

Intersection

Front

How many students do not snowboard if there are 50 students total and 22 snowboard?

Back

28

Front

What is the definition of a union in set theory?

Back

The union of two sets A and B is the set of elements that are in A, in B, or in both.

Front

What is the definition of an intersection in set theory?

Back

The intersection of two sets A and B is the set of elements that are in both A and B.

Front

What does the symbol ( U ) represent in set theory?

Back

Union

Front

If set A = {1, 2, 3} and set B = {3, 4, 5}, what is A ∩ B?

Back

{3}

Front

If set A = {x | x is an even number} and set B = {x | x is a prime number}, what is A ∩ B?

Back

{2}