WorksheetsProbability Review
Total questions: 72
Worksheet time: 2hrs 24mins
Jack will roll two number cubes labeled 1 to 6. What is the probability that Jack will roll a sum greater than 5?
2/9
5/18
13/18
7/9
1/8
1/6
1/4
1/2
A bookshelf contains 6 fiction books, 2 non-fiction books, and 1 picture book. A book is chosen at random. What is the likelihood of choosing a fiction book?
Impossible
Not very likely
Likely
Certain
Ben will roll an even number about 250 times if the number cube is rolled 500 times.
Ben will roll an even number about 220 times if the number cube is rolled 500 times.
Ben will roll an even number about 700 times if the number cube is rolled 1,000 times.
Ben will roll an even number about 560 times if the number cube is rolled 1,000 times.
Dylan has 12 purple, 7 orange, 10 yellow, 3 blue, and 6 black marbles in a bag. Without looking, he reaches into the bag and pulls out a marble. What color marble is Dylan least likely to pull out of the bag?
Purple
Orange
Blue
Yellow
Mary has a number cube, labeled 1 through 6. She rolled it 300 times and recorded each result. How many times should she expect to roll a number less than 5?
100
1
200
250
5. Maddie flipped a coin 150 times. How many times could Maddie expect the coin to land on tails?
25
50
75
100
A
Evan's
Linda's
Kate's
A spinner is spun twice. What is the probability of spinning green both times?
1/16
1/4
1/2
1/8
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Marbles are taken one at a time without replacement. P(both marbles are purple)
2/9
1/3
1/2
1/4
P(white, then purple, then black)
Based on the chart, what is the experimental probability of pulling a green marble?
1/8
8/25
8/100
7/8
23
25
35
50
You pick a marble from this bag.
What is the probability you will choose either a black or white marble?
3/5
9/100
1/10
2/5
In a drawer, there are 6 white socks, 4 black socks, and 2 brown socks. You pick out a sock, replace it, then pick out a 2nd sock. What is the probability that you will pick a brown, then black sock?
1/11
1/18
1/36
2/33
You roll two die.
What is the probability you will roll a 4, then roll a number less than 3?
1/36
1/18
1/9
1/6
How many outfits are possible with 2 pairs of jeans, 5 t-shirts, and 2 pairs of shoes? (Hint: Use a list, tree diagram or the Fundamental Counting Principle.)
9
40
20
10
At Papa John's you are deciding on what you want for dinner. The pizza offers 8 different meats, 4 different cheeses, 3 different crust types and 2 different sauces. How many different pizzas do you have to choose from? (Hint: Use a list, tree diagram, or Fundamental Counting Principle.)
32
192
40,320
51,200
What is the probability of picking out a purple marble?
What is the probability of spinning and landing on a blue or purple section?
If you flip the coin 100 times, approximately how many times could you expect to land on tails?
(Hint: find all of your possibilities and see how many are TT)
Is this experimental probability or theoretical probability?
What is the probability of randomly selecting an odd number from the numbers 1 -15?
8/15
1/2
7/15
1/8
Find the probability of drawing a 10 from a standard deck of 52 cards.
1 out of 52
13 out of 52
26 out of 52
1 out of 13
What is the probability you spin something larger than 10
5
3/10
10/15
3/8
Jon made 15 out of 35 free throws.
What is his experimental probability as a fraction?
**SIMPLIFY THE FRACTION!**
3/7
15/35
1/2
5/7
Jill rolled a "5" fifteen times out of 20 rolls on a dice.
What is the experimental probability as a SIMPLIFIED FRACTION!
3/7
3/6
3/5
3/4
The bar graph shows the results of spinning the spinner 200 times. What is the experimental probability of landing on a 5 ?
Neil tossed a 6-sided die 90 times. The results of his tosses are recorded in the table below: Which number has the experimental probability of 13/90?
1
2
3
4
5
What is the experimental probability of tails?
65%
35%
100%
00%
The table shows the results of 50 rolls of a number cube. According to the data in the table, what would be the experimental probability of rolling a 4 if you rolled the number cube 170 times? (hint: set up a proportion)
51
45
15
48
What is the theoretical probability of the spinner landing on yellow?
1/4
1/2
1/3
2/3
Choose the statement that is true about the experimental and theoretical probability of rolling a number cube 20 times.
The experimental probability of rolling 3 is 16.6% and the theoretical probability is 15%
The experimental probability of rolling 3 is 15% and the theoretical probability is 16.6%
The experimental probability of rolling 1 is greater than the theoretical probability
The experimental probability of rolling 6 is 16.6% and the theoretical probability of rolling 6 is 25%
If the spinner was spun 50 times and landed on 11 fifteen times, which statement is true?
The experimental probability of landing on 11 is 1/8 while the theoretical probability of landing on 11 is 3/10
The theoretical probability of landing on 11 is 12.5% while the experimental probability of landing on 11 is 30%
The experimental probability of landing on 11 is less than the theoretical probability of landing on 11
The theoretical probability of landing on 11 is equal to the experimental probability of landing on 11
A cell phone company expects that every 2 out of 25 cell phones will have some form of defect. At this rate, how many cell phones out of 500 will be expected to have a defect?
35
40
4
12
What is the theoretical probability for rolling a number greater than 4?
1/6
1/3
1/2
2/3
What is the difference between theoretical and experimental probability?
Experimental Probability is what should happen while Theoretical Probability is what does happen.
Theoretical Probability is what should happen while Experimental Probability is what does happen.
There is no difference.
One is a fraction and one is a decimal.
Jack tossed a coin three times. Which tree diagram shows all the possible outcomes of the coin landing heads up or tails up?
Bailey will roll a number cube and flip a coin for a probability experiment. The faces of the number cube are labeled 1 through 6. The coin can land on heads or tails. If Bailey rolls the number cube once and flips the coin once, which list contains only the outcomes in which the number cube lands on a number greater than 4?
5, Heads
5, Tails
6, Heads
6, Tails
5, Heads
6, Tails
1, Heads
1, Tails
2, Heads
2, Tails
3, Heads
3, Tails
4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails
4, Heads
4, Tails
5, Heads
5, Tails
6, Heads
6, Tails
A study of a population of 1,200 frogs revealed that 12 out of every 180 frogs in the population have spots on their back. Based on the results of this study, how many frogs in the population do NOT have spots on their back?
80
168
1,280
1,120
At an assembly 7 out of the first 10 students who entered the gym were carrying a backpack. Based on this information, if 700 students were at the assembly, how many students could be expected to be carrying a backpack?
70
717
490
210
The spinner shown has eight congruent sections. The spinner is spun 120 times. What is a reasonable prediction for the number of times the spinner will land on an even number?
75
45
15
40
A bag contains:
- 5 red marbles
- 6 blue marbles
- 3 green marbles
- 4 black marbles
- 2 yellow marbles
A marble will be drawn from the bag and replaced 100 times. What is a reasonable prediction for the number of times a green or black marble will be drawn?
14
65
7
35
The spinner shown is divided into congruent sections that are labeled form 1 through 7. If the spinner is spun one time, what is the probability of the arrow not landing on a section labeled with an odd number?
4/7
3/4
1/4
3/7
The manager of a movie theater randomly surveyed 50 people who entered the movie theater on Friday. The manager asked about the type of movie each person preferred. The results of the survey are shown in the table. Based on the results in the table, which statement about a person who will go to this theater next Friday is true?
The person is three times as likely to prefer comedy as horror.
The person is twice as likely to prefer drama as horror.
The person is less likely to prefer horror or drama than action.
The person is more likely to prefer horror or comedy than action or drama.
The 200 students in a school band will attend an awards dinner. A random survey of 25 of these students was conducted to determine how many of each meal should be prepared for the dinner. The results of the survey are shown.
- 12 students want a beef meal.
- 8 students want a chicken meal.
- 5 students want a pasta meal.
Based on the survey results, which of these is the best prediction of the meals wanted by the 200 students?
There are 16 students who want a beef meal.
There are 52 students who want either a chicken meal or a pasta meal.
There are 32 more students who want a beef meal than want a chicken meal.
There are 24 more students who want a pasta meal than want a chicken meal.
Mari bought 6 packets of tomato seeds. Each packet contained 24 seeds. She planted 1 packet of the seeds, and 15 seeds sprouted.
Which statement about the seeds in the remaining packets is best supported by this information?
No more than 50 seeds will sprout.
Between 50 and 100 seeds will sprout.
At least 100 but no more than 120 seeds will sprout.
All 120 seeds will sprout.
Leticia has two bouquets of flowers. Each bouquet contains 13 daisies.
- Bouquet S contains 30 flowers.
- Bouquet T contains 13 flowers
Which statement is true?
The probability of randomly selecting a daisy from Bouquet S is less than the probability of randomly selecting a daisy from Bouquet T.
The probability of randomly selecting a daisy from Bouquet S is 1.
The probability of randomly selecting a daisy from Bouquet S is equal to the probability of randomly selecting a daisy from Bouquet T.
The probability of randomly selecting a daisy from Bouquet S is ⅓.
A store manager receives a delivery of 2 boxes of lightbulbs. Each box contains 25 lightbulbs. The store manger tests all the lightbulbs and finds that 2 of them are defective. Based on these results, what can the store manager predict about the next delivery of lightbulbs?
A delivery of 3 boxes will contain 3 more defective lightbulbs than a delivery of 2 boxes.
A delivery of 4 boxes will contain 2 more defective lightbulbs than a delivery of 2 boxes.
A delivery of 5 boxes will contain 10 more defective lightbulbs than a delivery of 2 boxes.
A delivery of 6 boxes will contain 3 more defective lightbulbs than a delivery of 2 boxes.
Felix has a bucket of golf balls. The table shows the number of golf balls of each color in the bucket. Felix selects a golf ball at random. Based on the information in the table, which statement is true?
The golf ball is more likely to be green than all other colors combined.
The golf ball is equally likely to be pink, white, orange, or green.
The golf ball is 2 times as likely to be orange as it is to be pink.
The golf ball is 7 times as likely to be green as it is to be white.
A classroom is arranged with 8 seats in the front row, 10 seats in the middle row, and 12 seats in the back row. The teacher randomly assigns seats to students as they enter the classroom.
What is the probability that the first student who enters the classroom will be assigned a seat in the front row?
2/5
2/3
4/11
4/15
A number cube with faces labeled from 1 to 6 was rolled 20 times. Each time the number cube was rolled, the number showing on the top face was recorded. The table show the results.
Based on these results, what is the experimental probability that the next time the number cube is rolled it will land with 5 or 6 showing on the top face?
2/5
3/20
1/3
3/5
Tara has two bags of marbles. The first bag contains 6 red marbles, 5 blue marbles, and 4 green marbles. The second bag contains 3 red marbles, 2 blue marbles, and 4 green marbles. Tara will randomly select 1 marble from each bag.
What is the probability that Tara will select a blue marble from each bag?
5/9
1/135
1/6
2/27
Rachel is setting up tables for a party. Four of the tables are covered with red tablecloths, and eight of the tables are covered with white tablecloths. Guests will be randomly seated at the tables when they arrive. Each table can seat 8 guests.
What is the probability that the first guest to arrive will be seated at a table with a red tablecloth?
1/2
1/3
1/4
1/8
Gabriel has these cans of soup in his kitchen cabinet.
- 2 cans of tomato soup
- 3 cans of chicken soup
- 2 cans of cheese soup
- 2 cans of potato soup
- 1 can of beef soup
Gabriel will randomly choose one can of soup. Then he will put it back and randomly choose another can of soup. What is the probability that he will choose a can of tomato soup and then a can of cheese soup?
2/5
2/45
1/25
1/5
On Roberto's shelf are:
- 6 mystery books
- 5 science books
- 4 history books
- 3 adventure books
Roberto will randomly choose 1 book to read. What is the probability that he will choose an adventure book?
1/3
1/18
1/5
1/6
