Simple Probability and Complement and Sample Space

A box has 6 red pens, 8 black pens, 2 blue pens, and 4 purple pens.

P(NOT red or blue) =

• 2/5

• 3/5

• 4/5

• 1/5

P(4 legs) =

• 1/5

• 2/5

• 3/5

• 4/5

P(NOT 4 legs) =

• 1/5

• 2/5

• 3/5

• 4/5

Use the spinner to determine the probability of the given event. Find P'(8)

Use the spinner to determine the probability of the given event. Find P(1)

Use the spinner to determine the probability of the given event. Find P(blue or yellow)

A fair coin is tossed three times. What are all the possible outcomes? How many total outcomes are possible?

If you roll two dice, how many possible outcomes?

• 360

• 1

• 36

• 12

How many outcomes are there with tossing a coin and rolling a dice?

• 2

• 6

• 12

• 24

Which of the following expressions would be used to calculate the complement of an event occurring?

• P(event) - 1

• P(event 1) x    P(event 2)

• P(event)/possible outcomes

• 1 - P(event)