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Worksheetsbasics of probability
Total questions: 10
Worksheet time: 45mins
Name
Class
Date
1.
A standard dice is rolled. What is the probability that a 2, 4, OR 6 will be rolled
a)
0.5
b)
1
c)
1.5
d)
0
2.
Probability theory is nothing but common sense reduced to calculation
a)
may not be
b)
False
c)
True
d)
not sure
3.
Which of the following will correctly complete the following statement. Probability, when written as a fraction, will . . .
a)
never be equal to zero
b)
sometimes be greater than 1
c)
always be from 0 to 1
d)
will never be equal to 1
4.
A number that indicates the likelihood of an outcome happening is the definition of ___.
a)
outcome
b)
probability
c)
sample space
d)
experiment
5.
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
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.
What is the probability of selecting an orange candy?
a)
0%
b)
25%
c)
50%
d)
100%
8.
Rolling a 15 on a number cube is
a)
Impossible
b)
Certain
c)
Unlikely
d)
Equally Likely
9.
The probability of it raining today is 30%. What is the probability that it will NOT rain?
a)
30%
b)
70%
c)
100%
d)
0%
10.
What is the probability of spinning the spinner and having it land on RED?
a)
33%
b)
50%
c)
12%
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