Probability of Venn Diagrams Review Questions

Front

What is a Venn diagram?

Back

A Venn diagram is a visual representation of the relationships between different sets, often used to illustrate the overlap between them.

Front

What does the probability of an event represent?

Back

The probability of an event represents the likelihood of that event occurring, expressed as a number between 0 and 1.

Front

How do you calculate the probability of an event occurring?

Back

Probability = (Number of favorable outcomes) / (Total number of possible outcomes).

Front

What is the probability of a student playing neither tennis nor soccer if 1/3 of students play neither?

Back

1/3.

Front

How do you find the total number of students playing a sport from a Venn diagram?

Back

Add the number of students in the specific sport and those who play both sports.

Front

What is the formula for the probability of either event A or event B occurring?

Back

P(A or B) = P(A) + P(B) - P(A and B).

Front

If 14 students play soccer, how do you represent this in a Venn diagram?

Back

Place the number 14 in the section of the Venn diagram that represents soccer.

Front

What is the probability of a student playing tennis or soccer if 2/3 of students play either sport?

Back

2/3.

Front

How do you determine the number of students with a specific characteristic in a Venn diagram?

Back

Count the number of students in the section that represents that characteristic.

Front

What is the probability of a friend having brown hair if 4 out of 11 friends have brown hair?

Back

4/11.