Quiz about Probability Review

Question 1

Jack will roll two number cubes labeled 1 to 6. What is the probability that Jack will roll a sum greater than 5?

Accepted Answer

13/18

Answer

2/9

Answer

5/18

Answer

7/9

Question 2

Question 2.

Accepted Answer

1/4

Answer

1/8

Answer

1/6

Answer

1/2

Question 3

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?

Accepted Answer

Likely

Answer

Impossible

Answer

Not very likely

Answer

Certain

Question 4

Question 4.

Accepted Answer

Ben will roll an even number about 560 times if the number cube is rolled 1,000 times.

Answer

Ben will roll an even number about 250 times if the number cube is rolled 500 times.

Answer

Ben will roll an even number about 220 times if the number cube is rolled 500 times.

Answer

Ben will roll an even number about 700 times if the number cube is rolled 1,000 times.

Question 5

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?

Accepted Answer

Blue

Answer

Purple

Answer

Orange

Answer

Yellow

Question 6

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?

Accepted Answer

200

Answer

100

Answer

1

Answer

250

Question 7

5. Maddie flipped a coin 150 times. How many times could Maddie expect the coin to land on tails?

Accepted Answer

75

Answer

25

Answer

50

Answer

100

Question 8

Question 8.

Accepted Answer

Kate's

Answer

A

Answer

Evan's

Answer

Linda's

Question 9

A spinner is spun twice. What is the probability of spinning green both times?

Accepted Answer

1/16

Answer

1/4

Answer

1/2

Answer

1/8

Question 10

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)

Accepted Answer

2/9

Answer

1/3

Answer

1/2

Answer

1/4

Question 11

A jar contains 4 white chips, 5 purple chips, and 1 black chip. Chips are selected randomly one at a time, and are not replaced.
P(white, then purple, then black)

Accepted Answer

1/36

Answer

2/39

Answer

5/41

Answer

6/43

Question 12

Based on the chart, what is the experimental probability of pulling a green marble?

Accepted Answer

8/25

Answer

1/8

Answer

8/100

Answer

7/8

Question 13

Question 13.

Accepted Answer

25

Answer

23

Answer

35

Answer

50

Question 14

Jillian rolled a number cube 360 times. About how many times do you expect her to roll a 2?

Accepted Answer

60

Answer

20

Answer

180

Answer

120

Question 15

You pick a marble from this bag.

What is the probability you will choose either a black or white marble?

Accepted Answer

3/5

Answer

9/100

Answer

1/10

Answer

2/5

Question 16

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?

Accepted Answer

1/18

Answer

1/11

Answer

1/36

Answer

2/33

Question 17

You roll two die.

What is the probability you will roll a 4, then roll a number less than 3?

Accepted Answer

1/18

Answer

1/36

Answer

1/9

Answer

1/6

Question 18

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.)

Accepted Answer

20

Answer

9

Answer

40

Answer

10

Question 19

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.)

Accepted Answer

192

Answer

32

Answer

40,320

Answer

51,200

Question 20

A jar contains 2 pink, 6 red, and 4 blue marbles. If you pick one marble without looking, what is the probability that the marble you pick will be red or blue?

Accepted Answer

5/6

Answer

1/2

Answer

1/3

Answer

1/6

Question 21

What is the probability of rolling a 3 on a number cube?

Accepted Answer

1/6

Answer

3/6

Answer

1/4

Question 22

You flip a coin twice.  What is the complete sample space of possible combinations?

Accepted Answer

HH, HT, TH, TT

Answer

H, T

Answer

HH, HT, TT

Question 23

The cafeteria is serving three kinds of sandwiches:  tuna (T), chicken, (C), and peanut butter (P).  They are also serving a choice of two drinks:  milk (M) or water (W).  Which is the complete set of possibilities of combinations?

Accepted Answer

TW, TM, CW, CM, PW, PM

Answer

TW, CW, PW

Answer

TW, TM, TW, CW, PW

Question 24

A bag has 10 marbles: 3 blue, 2 yellow, 4 red, and 1 purple.
What is the probability of picking out a purple marble?

Accepted Answer

1/10

Answer

3/10

Answer

4/10

Question 25

A spinner has 8 sections: 2 purple, 2 yellow, 3 blue, and 1 red.
What is the probability of spinning and landing on a blue or purple section?

Accepted Answer

P(blue or purple) = 5/8

Answer

P(blue or purple) = 2/8

Answer

P(blue or purple) = 3

Question 26

The probability of flipping a coin and landing on tails is 1/2.
If you flip the coin 100 times, approximately how many times could you expect to land on tails?

Accepted Answer

50 times

Answer

100 times

Answer

200 times

Question 27

If you roll a number cube 36 times, approximately how many times could you expect to land on the 3?

Accepted Answer

6 times

Answer

12 times

Answer

15 times

Question 28

You flip a coin two times. What is the probability that you will land on tails both times?
(Hint: find all of your possibilities and see how many are TT)

Accepted Answer

1/4

Answer

1/2

Answer

3/4

Question 29

You roll a number cube 50 times to see how many times you roll a 6.
Is this experimental probability or theoretical probability?

Accepted Answer

experimental probability

Answer

theoretical probability

Answer

neither

Question 30

What is the probability of randomly selecting an odd number from the numbers 1 -15?

Accepted Answer

8/15

Answer

1/2

Answer

7/15

Answer

1/8

Question 31

Experimental Probability is:

Accepted Answer

What actually happens

Answer

What Will happen

Answer

What should happen

Answer

What I think Happens

Question 32

Theoretical Probability is?

Accepted Answer

What Should happen

Answer

What does happen

Answer

What Will Happen

Answer

What I want to Happen

Question 33

What is the probability of flipping a coin and getting heads?

Accepted Answer

1/2

Answer

1/3

Answer

1/4

Answer

Never, Tails never fails.

Question 34

A bag contains 30 pieces of candy. There are 15 grape, 7 cherry, 3 lemon, 5 strawberry. What is the probability of drawing a lemon?

Accepted Answer

1/10

Answer

3

Answer

3/10

Answer

30%

Question 35

Shannon has a bag of jelly beans. She removed on jelly bean, recording the color, and then replaced it. She repeated the process several times and record her results in the table. What is the experimental probability of her selecting a red jelly bean?

Accepted Answer

11/44

Answer

11/33

Answer

1/3

Answer

18/26

Question 36

A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red? Write it in simplest form.

Accepted Answer

1/3

Answer

3/10

Answer

3/9

Answer

1/9

Question 37

What is the probability of spinning the spinner and landing on 7?

Accepted Answer

1/8

Answer

6/8

Answer

7/8

Answer

8/8

Question 38

A game involves conducting an experiment and gathering data to find the experimental probability of an event. What is a good first step for finding the experimental probability of an event?

Accepted Answer

Determine the outcomes of the event and make a table to record results.

Answer

Make a square to show an area model and then divide the sections in equal sections.

Answer

Multiply the probability of the first event and the probability of the second event.

Answer

Make a table to show results and divide the results in equal amounts according to the outcomes.

Question 39

Find the probability of drawing a 10 from a standard deck of 52 cards.

Accepted Answer

1 out of 13

Answer

1 out of 52

Answer

13 out of 52

Answer

26 out of 52

Question 40

What is the probability you spin something larger than 10

Accepted Answer

3/8

Answer

5

Answer

3/10

Answer

10/15

Question 41

Jon made 15 out of 35 free throws.

What is his experimental probability as a fraction?

**SIMPLIFY THE FRACTION!**

Accepted Answer

3/7

Answer

15/35

Answer

1/2

Answer

5/7

Question 42

Jill rolled a "5" fifteen times out of 20 rolls on a dice.

What is the experimental probability as a SIMPLIFIED FRACTION!

Accepted Answer

3/4

Answer

3/7

Answer

3/6

Answer

3/5

Question 43

The bar graph shows the results of spinning the spinner 200 times. What is the experimental probability of landing on a 5 ?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 44

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?

Accepted Answer

1

Answer

2

Answer

3

Answer

4

Answer

5

Question 45

What is the experimental probability of tails?

Accepted Answer

35%

Answer

65%

Answer

100%

Answer

00%

Question 46

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)

Accepted Answer

51

Answer

45

Answer

15

Answer

48

Question 47

What is the theoretical probability of the spinner landing on yellow?

Accepted Answer

1/4

Answer

1/2

Answer

1/3

Answer

2/3

Question 48

Choose the statement that is true about the experimental and theoretical probability of rolling a number cube 20 times.

Accepted Answer

The experimental probability of rolling 3 is 15% and the theoretical probability is 16.6%

Answer

The experimental probability of rolling 3 is 16.6% and the theoretical probability is 15%

Answer

The experimental probability of rolling 1 is greater than the theoretical probability

Answer

The experimental probability of rolling 6 is 16.6% and the theoretical probability of rolling 6 is 25%

Question 49

If the spinner was spun 50 times and landed on 11 fifteen times, which statement is true?

Accepted Answer

The theoretical probability of landing on 11 is 12.5% while the experimental probability of landing on 11 is 30%

Answer

The experimental probability of landing on 11 is 1/8 while the theoretical probability of landing on 11 is 3/10

Answer

The experimental probability of landing on 11 is less than the theoretical probability of landing on 11

Answer

The theoretical probability of landing on 11 is equal to the experimental probability of landing on 11

Question 50

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?

Accepted Answer

40

Answer

35

Answer

4

Answer

12

Question 51

What is the Theoretical Probability of not landing on red?

Accepted Answer

66.7%

Answer

25%

Answer

50%

Answer

65%

Question 52

What is the theoretical probability for rolling a number greater than 4?

Accepted Answer

1/3

Answer

1/6

Answer

1/2

Answer

2/3

Question 53

What is the difference between theoretical and experimental probability?

Accepted Answer

Theoretical Probability is what should happen while Experimental Probability is what does happen.

Answer

Experimental Probability is what should happen while Theoretical Probability is what does happen.

Answer

There is no difference.

Answer

One is a fraction and one is a decimal.

Question 54

Jack tossed a coin three times. Which tree diagram shows all the possible outcomes of the coin landing heads up or tails up?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 55

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?

Accepted Answer

5, Heads

5, Tails

6, Heads

6, Tails

Answer

5, Heads

6, Tails

Answer

1, Heads

1, Tails

2, Heads

2, Tails

3, Heads

3, Tails

4, Heads

4, Tails

5, Heads

5, Tails

6, Heads

6, Tails

Answer

4, Heads

4, Tails

5, Heads

5, Tails

6, Heads

6, Tails

Question 56

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?

Accepted Answer

1,120

Answer

80

Answer

168

Answer

1,280

Question 57

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?

Accepted Answer

490

Answer

70

Answer

717

Answer

210

Question 58

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?

Accepted Answer

45

Answer

75

Answer

15

Answer

40

Question 59

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?

Accepted Answer

35

Answer

14

Answer

65

Answer

7

Question 60

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?

Accepted Answer

3/7

Answer

4/7

Answer

3/4

Answer

1/4

Question 61

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?

Accepted Answer

The person is more likely to prefer horror or comedy than action or drama.

Answer

The person is three times as likely to prefer comedy as horror.

Answer

The person is twice as likely to prefer drama as horror.

Answer

The person is less likely to prefer horror or drama than action.

Question 62

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?

Accepted Answer

There are 32 more students who want a beef meal than want a chicken meal.

Answer

There are 16 students who want a beef meal.

Answer

There are 52 students who want either a chicken meal or a pasta meal.

Answer

There are 24 more students who want a pasta meal than want a chicken meal.

Question 63

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?

Accepted Answer

Between 50 and 100 seeds will sprout.

Answer

No more than 50 seeds will sprout.

Answer

At least 100 but no more than 120 seeds will sprout.

Answer

All 120 seeds will sprout.

Question 64

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?

Accepted Answer

A delivery of 4 boxes will contain 2 more defective lightbulbs than a delivery of 2 boxes.

Answer

A delivery of 3 boxes will contain 3 more defective lightbulbs than a delivery of 2 boxes.

Answer

A delivery of 5 boxes will contain 10 more defective lightbulbs than a delivery of 2 boxes.

Answer

A delivery of 6 boxes will contain 3 more defective lightbulbs than a delivery of 2 boxes.

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