Free Printable Unit 7 Review-Probability

Worksheets

Unit 7 Review-Probability

Total questions: 28

Worksheet time: 7hrs 0mins

Name

Class

Date

Compare $\frac{1}{2}$ _______ $\frac{3}{4}$

$<$

$>$

$=$

Write the fractions in order from least to greatest.

\frac{2}{4},\ \frac{4}{4},\ \frac{3}{4}

$\frac{2}{4},\ \frac{3}{4},\ \frac{4}{4}$

$\frac{3}{4},\ \frac{2}{4},\ \frac{4}{4}$

$\frac{4}{4},\ \frac{3}{4},\ \frac{2}{4}$

Write 13/20 as a percent

13%

20%

65%

26%

Cora spends 2/3 of her free time blogging on the internet. Leah spends 60% of her free time blogging on the internet. Who spends more free time blogging?

Leah

Cora

Neither, they both spend the same amount of time blogging

Which numbers are more likely to be spun on the spinner?

1, 2, 3,

4, 5, 6

1, 3, 6

2, 4, 5

Which of the following will have an outcome that is certain?

landing on yellow

landing on blue

landing on red

landing on a number

landing on purple

The probability of an event happening is 65%.

Describe the probability.

Impossible

Unlikely

Likely

Certain

It is ____________ that Ghazal will pick a card with the letter Z on it.

Impossible

Unlikely

Likely

Certain

Find the theoretical probability of landing on orange or red if you spin the spinner.

3/8

2/8

1/4

10.

What is the theoretical probability that you will pull a green Skittle out of a bag containing 7 green, 11 red, 6 purple, and 8 yellow Skittles?

*Write as a percent rounded to the nearest whole number.*

21%

22%

23%

0.21%

11.

Tina has 3 quarters, 1 dime, and 6 nickels in her pocket. Find the probability of randomly drawing a quarter? Write your answer as a percent.

60%

30%

20%

10%

12.

In order to figure out who will go first in a game, your friend asks you to pick a number between 1 and 5. What are the possible outcomes?

1,2,3,4,5

13.

Rylee is on a weekend fishing trip with her family. So far she has caught 4 trout, 10 catfish, and 13 bluegill. What is the probability that the next fish that Rylee catches will be a catfish?

37%

15%

48%

38%

14.

The spinner was spun 30 times and landed on blue 12 times. What was the experimental probability of the spinner landing on colors that were not blue?

2/5

3/5

4/5

1/5

15.

Last season Erik made 21 of the 35 free throws attempts. Suppose he attempts 50 free throws this season. What is the most reasonable prediction of the number of free throws he will miss?

16.

A basketball player makes 6 out of 10 free throws. Based on her results, how many of her next 35 free throws will she NOT make?

17.

What is the theoretical probability of flipping a coin and it lands on heads ? More than one answer can be correct

1/2

50%

3/8

37.5%

3.75%

18.

The more times the coin is tossed, the closer the experimental probability will get to the theoretical probability

The theoretical probability is less than the experimental probability of landing on tails.

The theoretical probability of landing on tails is 1/2 and the experimental probability of landing on tails is 19/40

The theoretical probability is the same as the experimental probability of landing on tails.

19.

The theoretical probability of selecting a blue tile from a bag of tiles is 0.4. Lola selects a tile at random from the bag and then replaces it. She does this 10 times. Which are a possible result of the experiment? Select all that apply.

The experimental probability of selecting a blue tile is greater than 0.4.

The experimental probability of selecting a blue tile is less than 0.4.

The experimental probability of selecting a blue tile is exactly 0.4.

The theoretical probability of selecting a tile is 0.5.

The theoretical probability of selecting a tile that is not blue is 0.6.

20.

Theoretical Probability is...

what should happen

what does happen

what will happen

what I want to happen

21.

A native flowering plant has several varieties. The color of the flower can be red, yellow, or white. The stems can be long or short and the leaves can be thorny, smooth, or velvety. How many variations can there be?

22.

For the upcoming semester at college, Lyric has to select one literature course and her choices are world literature, American literature or British literature. She'll also have to select a history class that either focus of ancient history, U.S. history or modern history. She's also picking between four physical education classes - golf, racquetball, bowling or swimming. If she made a tree diagram to show all the possible combinations, how many different possibilities would there be?

23.

What is the sample space for this spinner?

1, 2, 3, 4, 5, 6, 7, 8

50/50

24.

A store sells handbags in two colors: black and white. They are available in 2 different sizes: small and large. Which diagram shows every possible combination of the color and size of a bag that one can buy?

Tree diagram 3

Tree diagram 4

Tree diagram 1

Tree diagram 2

25.

The tree diagram shows the outcomes of rolling a die and flipping a coin.
What is the probability of rolling an even number and flipping a head?

³/₁₂

¹/₂

⁴/₁₂

⁰/₁₂

26.

The questions on a multiple choice test each have 6 answer choices. Which model can be used to simulate randomly selecting the correct answer on a 20 question multiple choice test?

rolling a six-sided number cube 6 times

rolling a six-sided number cube 20 times

spinning a spinner with 4 equal sized sections 4 times

choosing 1 marble in a bag of 20 different colored marbles

27.

The tree diagram above shows the total possible outcomes from making a sandwich with 2 breads (white and wheat), 3 meats (ham, turkey, chicken) and 2 cheeses (chedder, swiss). What is the probability of randomly ordering a sandwich with chedder cheese? Simplify

1/12

1/2

1/6

3/7

28.

1/2

1/8

1/3

1/12

Reset

Unit 7 Review-Probability

Total questions: 28

Worksheet time: 7hrs 0mins

Similar Resources on Wayground