Quiz about Probability

Question 1

Probability can be between what two numbers?

Accepted Answer

0 and 1

Answer

10 and 20

Answer

0 and 100

Answer

All Numbers are possible

Question 2

The probability of an event occurring, P(A), can be expressed as a fraction, decimal, or percent.

Accepted Answer

True

Answer

False

Question 3

Probability is ...

Accepted Answer

the chance that some event will occur.

Answer

a game that involves coins.

Answer

a guarantee.

Question 4

The probability of it raining today is 30%.  What is the probability that it will NOT rain?

Accepted Answer

70%

Answer

30%

Answer

100%

Answer

0%

Question 5

P(not A) =
*Remember to simplify.*

Accepted Answer

3/4

Answer

6/8

Answer

2/8

Answer

1/4

Question 6

Change this decimal to a percent.
0.528

Accepted Answer

52.8%

Answer

528%

Answer

5.28%

Answer

52%

Question 7

Which event is not a dependent event?

Accepted Answer

Picking an earring, replacing it, then picking a 2nd earring

Answer

Picking 2 students to each be line leader and door holder from a group of 20 students

Answer

Picking 2 marbles from a bag without replacing the first marble

Answer

Picking 2 crayons from a box at the same time (simultaneously)

Question 8

The letters that form the word MATHEMATICS are placed in a bowl. What is the probability of choosing a "M"?

Accepted Answer

2/11

Answer

8/121

Answer

4/11

Answer

4/121

Question 9

What is the probability of spinning red?

Accepted Answer

5/12

Answer

0

Answer

1/2

Answer

3/4

Question 10

Find the probability of rolling greater than a 1 on a single die.

Accepted Answer

5/6

Answer

6/6

Answer

4/6

Answer

1/6

Question 11

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow.

Accepted Answer

6/121

Answer

4/121

Answer

8/121

Answer

3/121

Question 12

A coin and a number cube with the numbers 1 through 6 are tossed. What is the probability of the coin showing tails and the number cube showing the number 3?

Accepted Answer

1/12

Answer

1/4

Answer

1/8

Answer

1/2

Question 13

A bag contains 5 yellow, 4 green, and 2 blue marbles. One marble is drawn and immediately put back in the bag. Then a second marble is drawn. Identify whether the events are independent or dependent.

Accepted Answer

Independent

Answer

Dependent

Question 14

Two cards are drawn from a standard deck of cards and no cards are returned to the deck. Identify whether the events are independent or dependent.

Accepted Answer

Dependent

Answer

Independent

Question 15

P(2 then 5) =

Accepted Answer

1/36

Answer

1/6

Answer

1/12

Question 16

A tree diagram is useful in determining the __________of a probability experiment.

Accepted Answer

possible outcomes

Answer

result

Answer

event

Answer

none of the above

Question 17

Find the experimental probability:
Roll dice: 1, 3, 3, 4, 4
P(3) =

Accepted Answer

2/5

Answer

3/5

Answer

1/6

Answer

1/3

Question 18

How many total outfit options are represented?

Accepted Answer

12

Answer

22

Answer

3

Question 19

Use the tree diagram to find the probability of tossing a head first and then a tail when a coin is tossed twice.

Accepted Answer

1/4

Answer

1

Answer

1/2

Answer

1/3

Question 20

A bottle contains 1 green and 1 red ball. A ball is drawn at random, replaced in the bottle and another ball is drawn. Find the sample space from the tree diagram shown.

Accepted Answer

GG, GR, RG, RR

Answer

GR, RG, RR

Answer

GG, RR

Answer

GG, GR, RR

Question 21

A jar contains 2 green marbles, 4 blue marbles, 3 yellow marbles, and 2 black marbles. A marble is chosen at random from the jar and replaced. Then a second marble is chosen at random. Find the probability of the first marble being green and the second marble being yellow.

Accepted Answer

6/121

Answer

4/121

Answer

8/121

Answer

3/121

Question 22

An ice cream parlor has 6 different flavors. They have 4 toppings and 2 types of cones. How many possible ice cream combinations are there?

Accepted Answer

48

Answer

6

Answer

12

Answer

24

Question 23

A box contains 3 black pens, 7 blue pens, and 5 red pens. Without looking, P(red or black)

Accepted Answer

8/15

Answer

15/225

Answer

5/15

Answer

3/15

Question 24

There are 6 red marbles, 5 green marbles, and 4 yellow marbles in a bag. If Joe picks 2 marbles one after the other without replacement, then what is the probability that both are red in color?

Accepted Answer

1/7

Answer

2/5

Answer

1/21

Answer

4/25

Question 25

There are 2 violet balls and 4 pink balls in a bag. If two balls are drawn one after the other, then what is the probability of getting violet first and pink next, if the first ball drawn is replaced?

Accepted Answer

2/9

Answer

1/3

Answer

1/6

Answer

1/4

Question 26

You roll a six sided die. What is the probability of rolling an even number three times in a row?

Accepted Answer

1/8

Answer

3/100

Answer

1/2

Answer

1/6

Question 27

Cesar's piggy bank has 8 quarters, 2 dimes, 4 nickels, and 6 pennies. He chooses a coin, does not replace it, then chooses another. What is the probability that he chose a dime then a nickel?

Accepted Answer

2/95

Answer

1/50

Answer

1/10

Answer

4/19

Question 28

Sarah has two spinners.  Spinner A has six equal sections and spinner B has eight equal sections. Sarah will spin the two spinners at the same time.  What is the probability that both spinners will land on a color that is not red?

Accepted Answer

1/3

Answer

1/6

Answer

7/6

Answer

4/7

Probability

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