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WorksheetsProbability Review
Total questions: 21
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
What is the probability of spinning an even number?
a)
16 2/3%
b)
33 1/3%
c)
50%
d)
75%
2.
Find the probability of rolling a 7 on a single die.
a)
1/6
b)
7/6
c)
0
d)
7/7
3.
What is the probability of spinning red?
a)
0
b)
1/2
c)
3/4
d)
1
4.
Experimental Probability is:
a)
What Will happen
b)
What actually happens
c)
What should happen
d)
What I think Happens
5.
Theoretical Probability is?
a)
What Should happen
b)
What does happen
c)
What Will Happen
d)
What I want to Happen
6.
What is the probability of flipping a coin and getting heads?
a)
1/2
b)
1/3
c)
1/4
d)
Never, Tails never fails.
7.
A compound event is..
a)
an event that directly causes another
b)
the probability of all the outcomes
c)
1 event that creates 2 results
d)
when 2 or more independent events work together
8.
What is the probability of spinning green?
a)
0
b)
1/4
c)
1/2
d)
3/4
9.
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?
a)
3
b)
1/10
c)
3/10
d)
30%
10.
What is the probability of rolling a die and having it land as a six?
a)
1/6
b)
5/6
c)
1/3
d)
1/2
11.
A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter?
a)
5/11
b)
5/6
c)
1/3
d)
5
12.
How many outcomes? You can choose from 3 different meats and 3 different cheeses.
a)
9
b)
3
c)
6
d)
24
13.
How many outcomes? You can choose from 4 different ice cream flavors and 2 toppings.
a)
12
b)
8
c)
4
d)
6
14.
How many different outcomes? Look at the picture.
a)
10
b)
12
c)
8
d)
9
15.
How many different outcome? Look at the picture.
a)
4
b)
1
c)
2
d)
3
16.
P(not A) =
*Remember to simplify.*
*Remember to simplify.*
a)
6/8
b)
3/4
c)
2/8
d)
1/4
17.
Based on this spinner,
P( 7 )?
P( 7 )?
a)
1/8
b)
1/7
c)
7/8
d)
1/2
18.
Find the theoretical probability of NOT landing on yellow if you spin the spinner.
a)
1/8
b)
7/8
c)
1
d)
7
19.
A bag has 3 red marbles, 2 blue and 4 yellow. What is the theoretical probability of pulling a red?
a)
3/10
b)
3/9
c)
1/9
d)
1/3
20.
Dependent or Independent:
You flip a coin and then roll a fair six-sided die. The coin lands heads-up and the die shows a one.
You flip a coin and then roll a fair six-sided die. The coin lands heads-up and the die shows a one.
a)
Dependent
b)
Independent
21.
Clare picks a marble at random, puts it back, and then picks another marble at random.
a)
Dependent
b)
Independent
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