Statistical Questions & Venn Diagrams

Front

What does the symbol ( ∪ ) represent?

Back

Union ("or")

Front

What does the symbol ( ∩ ) represent?

Back

Intersection ("and")

Front

Is the following a statistical question: How old is the Statue of Liberty?

Back

No

Front

Identify the shaded area in a Venn diagram that represents A∩B.

Back

The area where both sets A and B overlap.

Front

List the elements of the set: B' if B = {2, 3, 4, 5, 6}.

Back

B' = {1, 7, 8, 9, ...} (elements not in B)

Front

What is a statistical question?

Back

A question that anticipates variability in the data and can be answered by collecting data.

Front

What does a Venn diagram represent?

Back

A visual representation of the relationships between different sets.

Front

What is the difference between Union and Intersection in set theory?

Back

Union combines all elements from both sets; Intersection includes only elements common to both sets.

Front

How do you denote the complement of a set A?

Back

A' (the set of all elements not in A)

Front

What does it mean if two sets are disjoint?

Back

They have no elements in common.