Free Printable Probability Unit Revision Quiz

1.

What is the probability of heads coming up when a coin is tossed?

a)

0.55

b)

$\frac{1}{2}$

c)

51%

d)

$\frac{1}{4}$

2.

The Probability of an even occurring is a number between 0 to 1.

a)

True

b)

False

3.

The formula below represents the way to record;

\frac{number\ of\ desired\ outcomes}{total\ number\ of\ possible\ out\ comes}

a)

Experimental Probability

b)

Theoretical Probability

4.

If the probability of winning a race is 0.35, what is the probability of not winning the race?

a)

0.5

b)

0.35

c)

0.65

d)

0.40

5.

What is the probability of rolling a number less than 1 on a regular six sided die?

a)

0

b)

1/2

c)

1/6

d)

1

6.

A regular six sided die is rolled 300 times. How many times would you expect to roll a 6?

a)

150

b)

10

c)

200

d)

50

7.

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?

a)

5/6

b)

1/3

c)

1/2

d)

1/6

8.

Describe the likelihood of an event with the probability of 1.

a)

impossible to happen

b)

certain to happen

c)

unlikely to happen

d)

equally likely as not to happen

9.

In a family there are Mum and Dad, two daughters and a son. Each day, they take it in turns to wash the dishes after dinner. If you visit the family, what is the chance that the person washing up is not male?

a)

1/5

b)

2/5

c)

3/5

d)

4/5

10.

The following information was represented in a Venn Diagram.

How many people surveyed are tall but not blonde?

a)

7

b)

13

c)

10

d)

8

11.

If someone from the survey is selected at random, what is the probability that they are neither tall nor blonde?

a)

2/5

b)

3/30

c)

15/30

d)

12/18

12.

If someone is selected at random, what is the probability that they do not watch cricket?

a)

\frac{15}{70}

b)

$\frac{22}{70}$

c)

$\frac{20}{70}$

d)

$\frac{7}{70}$

13.

If someone is selected at random, what is the probability that they watch cricket and soccer, or do not watch cricket and soccer?

a)

$\frac{1}{2}$

b)

$\frac{35}{70}$

c)

$\frac{35}{60}$

d)

$\frac{48}{70}$

14.

a)

\frac{11}{25},\ \frac{14}{25},\ \frac{10}{25}

b)

$\frac{11}{23},\ \frac{14}{23},\ \frac{10}{23}$

c)

$\frac{11}{24},\ \frac{14}{24}.\ \frac{10}{24}$

d)

$\frac{11}{23},\ \frac{13}{24},\ \frac{10}{25}$

15.

what is the probability that they both are red

a)

9/9

b)

3/9

c)

1/9

d)

1/12

Probability Unit Revision Quiz

Total questions: 15

Worksheet time: 23mins

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