Set Theory Probability

Front

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

Back

Union

Front

What does the shaded region in a Venn diagram represent if it includes both sets A and B?

Back

A and B

Front

Given the Venn diagram, if blue represents students taking drama (D) and green represents students taking math (M), what is n(D ⋃ M)?

Back

7

Front

If Left Pocket (L) = {pencils, erasers, pens} and Right Pocket (R) = {gloves, paper, coins, phone}, what is L ∪ R?

Back

{pencils, erasers, pens, gloves, paper, coins, phone}

Front

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

Back

Empty (or Null) Set

Front

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

Back

Intersection

Front

What is the complement of a set A?

Back

The set of all elements not in A.

Front

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

Back

{3}

Front

What is a universal set?

Back

The set that contains all possible elements for a particular discussion.

Front

What does it mean for two sets to be disjoint?

Back

They have no elements in common.