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Experimental and Theoretical Probability

Total questions: 15

Worksheet time: 23mins

Name
Class
Date
1.

a)

4/15

b)

1/4

c)

8/15

d)

1/3

e)

1/6

2.

a)

1/6

b)

1/2

c)

4/5

d)

1/3

e)

7/20

3.

a)

1/6

b)

1/2

c)

4/5

d)

1/3

4.

a)

1/4

b)

1/2

c)

1/6

d)

1/3

5.

a)

8/15

b)

1/4

c)

1/2

d)

4/5

6.

a)

4/15

b)

7/20

c)

1/3

d)

4/5

7.

There are 6 boys and 8 girls in a classroom. What is the probability that the teacher randomly selects a boy?

a)

86\frac{8}{6}

b)

68\frac{6}{8}

c)

37\frac{3}{7}

d)

814\frac{8}{14}

8.

The number cube was rolled 50 times. How many times theoretically would you expect to see a 6?

a)

About 1

b)

About 6

c)

About 8

d)

About 10

9.

What type of probability is a way of estimating the probability of an event happening based on repeated trials?

a)

Experimental Probabillity

b)

Theoretical Probability

10.

What type of probability is used to find the probability of an event when all outcomes are equally as likely. "What COULD happen"

a)

Experimental Probability

b)

Theoretical Probability

11.

Jon made 15 out of 35 free throws.

What is his experimental probability as a fraction?


**SIMPLIFY THE FRACTION!**

a)

3/7

b)

15/35

c)

1/2

d)

5/7

12.

Theoretically what is your chance of making a free throw?

Pick out your answer written as a percent.

a)

25%

b)

50%

c)

75%

d)

100%

13.

Kate spun the spinner 75 times and landed on "3" thirty times.

What is the experimental probability as a percentage?

a)

20%

b)

30%

c)

40%

d)

50%

14.

Theoretically, what is the probability that you will land on a 3?

a)

25%

b)

50%

c)

75%

d)

0%

15.
On a 6-sided die, which is more likely?
a)
Rolling an odd number
b)
Rolling an even number
c)
They are both equally likely.
d)
Neither because 1 is not a prime number