Stat L Unit 7.1

Identify: How many ways can a director pick a lead, supporting, and extra from 20 actors?

• Combination

• Permutation

Calculate: How many ways can a director pick a lead, supporting, and extra from 20 actors?

• 6,840

• 1,140

• 20

• 60

Identify: How many ways can a director pick 4 actors from 20 to attend a workshop?

• Combination

• Permutation

Calculate: How many ways can a director pick 4 actors from 20 to attend a workshop?

• 116,280

• 4,845

• 20

• 4

The probability of an event must be a number between

• -1 and 1

• 1 and 2

• 1 and 100

• 0 and 1

The probability of every event in the sample space is equal to

• .1 or 10%

• 1 or 100%

• 0 or 0%

• .5 or 50%

What is the probability of landing on red?

What is the probability of NOT landing on an even number?

A number cube is rolled twice. What is the probability of rolling a 2 AND then an odd number?

• 0.1667

• 0.0278

• 0.0833

• 0.1111

What is the probability of choosing a red marble?