Free Printable PS: Quiz 7.1 Practice

Worksheets

PS: Quiz 7.1 Practice

Total questions: 20

Worksheet time: 1hrs 13mins

Name

Class

Date

Rolling an odd number and rolling an even number on a normal six-sided die are

Mutually exclusive

Not mutually exclusive

Rolling a prime number and rolling an even number on a normal six-sided die are

Mutually exclusive

Not mutually exclusive

There are 12 red roses, 5 yellow roses and 3 white roses in a vase. Felix takes a rose, at random, from the vase.

What is the probability of him not choosing a red rose?

$\frac{12}{20}$

$\frac{8}{20}$

$\frac{8}{12}$

$\frac{5}{12}$

Leon throws a biased coin. The probability of getting tails is 0.4.

Work out the probability of getting heads.

0.4

0.6

0.8

0.2

Determine if the events are independent or dependent.

Independent

Dependent

Determine if the events are independent or dependent.

Independent

Dependent

Ricardo has the spinner pictured here and a bag of marbles filled with 2 red marbles, 3 green marbles, and 3 blue marbles. What is the probability that Ricardo spins red on the spinner and picks a red marble out of the bag?

1 ⁄ 16

1 ⁄ 2

1 ⁄ 4

1 ⁄ 8

What is the probability of rolling a dice and landing on a 4, and then rolling the dice again and landing on any even number?

1 ⁄ 6

1 ⁄ 8

1 ⁄ 2

1 ⁄ 12

Is the event INDEPENDENT or DEPENDENT?
The spinner is spun twice. What is the probability that it lands on red first and then blue?

Independent

Dependent

10.

Is the event INDEPENDENT or DEPENDENT?

Amy plays card games. She picks a card at random. Then without putting the first card back, she picks a second card at random.

Independent

Dependent

11.

Is the event INDEPENDENT or DEPENDENT?
You have a jar with 24 pieces of chocolate candy and 14 pieces of orange candy. We take one piece of candy at random from the jar, put it back, and then take a second piece of candy at random from the jar.

Independent

Dependent

12.

Mary is a good student. The probability that she studies and passes her test is 3/5. If the probability that she studies is 8/9. What is the probability that she passes given that she studies?

27/40

1.48

.008

.0593

13.

What is the probability that a student does play a sport given they do not play an instrument?

.2222

.10

14.

Consider the following table with information about all of the students taking Statistics at Happy High School.

Find P( Full-time | Male)

7/3

3/10

3/7

4/7

15.

What is the probability that the person picked will be a boy given they speak german?

.7273

.16

.22

16.

What is the probability that they speak French given they are a girl?

2.14

.24

.8571

17.

You have a 73% chance of passing any stats quiz. What is the probability you fail one quiz, then pass the next 3?

39%

11%

32%

18.

Jim picks a diamond out of a deck of cards, replaces it and gets a diamond again. What is the probability this happened. (There are 13 diamonds, and 52 cards in a deck)

1/16

2/13

4/17

1/21

19.

A day of the week is chosen at random. What is the probability of choosing a Monday or Tuesday?

1/7

2/14

2/7

None of the above

20.

A single card is chosen at random from a standard deck of 52 playing cards. What is the probability of choosing a king or a club?

1/52

16/52

17/52

None of the above

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PS: Quiz 7.1 Practice

Total questions: 20

Worksheet time: 1hrs 13mins

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