Probability Unit 5: Lesson 7 Unit Test

The table shows the membership in the high school band (Table) What is the probability that a boy and a girl chosen randomly will both be seniors?

1/20

A coin is flipped, then a 6-sided die is rolled. What is the probability of getting heads and an even number?

1/4

You conduct an experiment where you roll a die and record the results. You roll the die 1,230 times, and the results are shown in the table below: (Table) What is the experimental probability of rolling a 2 on your next roll?

13.98%

The gym has 11 different types of machines in the weight room. Geoff has time to use only 3 of them this afternoon. How many different combinations of machines can Geoff choose from to use? Show your work or explain how you got your answer.

165

There are 30 red soda cans and 20 green soda cans in an ice chest. What are the odds of reaching in and grabbing a green can?

2/3

There are 5 red socks, 2 white socks, and 3 blue socks in a basket. What is the probability of picking a pair of red socks?

2/9

The probability of an event is 3/10. What are the odds of the same event?

3/7

Marcus randomly draws tokens from a bag containing 10 blue tokens, 8 green tokens, and 12 red tokens. The first draw is a green token. How many total outcomes were possible for this event?

30

Ce-Ce rolls a pair of 6-sided dice. How many possible outcomes are in the sample space of this experiment?

36

You randomly choose an integer between 1 and 25. How many favorable outcomes are there for choosing an odd multiple of 3?

4

Marcus randomly draws tokens from a bag containing 10 blue tokens, 8 green tokens, and 12 red tokens. The first draw is a green token. What is the probability of this event?

4/15

A special at a local restaurant allows customers to choose one entrée and one dessert for $5.99. There are 8 entrées and 5 desserts to choose from. Use the Fundamental Counting Principle to calculate the total number of specials available.

40

A coin is flipped 50 times and lands on heads 28 times. What is the theoretical probability that the coin will land on heads on the next flip?

50%

How many possible outcomes are illustrated in the tree diagram?

6

A coin is flipped 50 times and lands on heads 32 times. What is the experimental probability the coin will land on heads on the next flip?

64%

In a 10 person race, how many different outcomes are there for first, second, and third place?

720

Marcus randomly draws tokens from a bag containing 10 blue tokens, 8 green tokens, and 12 red tokens. The first draw is a green token. How many favorable outcomes are possible for this event?

8

Using the letters in the word INNOVATIVE, find the number of permutations that can be formed using 4 letters at a time.

840

Alexis flips a coin {H, T}; then rolls a 6-sided die {1, 2, 3, 4, 5, 6}. Which outcome is in the sample space of this experiment?

T3

List the sample space for flipping a two-sided coin two times.

{H,H} {T,T} {H,T} {T,H}