Probability Review

What is the probability of spinning green?

• 0
• 1/4
• 1/2
• 3/4

What is the probability of the spinner landing on an odd number?

• 4/8
• 4/4
• 1/4
• 1/3

A bag has 3 red marbles, 2 blue and 4 green and 1 yellow. What is the theoretical probability of pulling a red?

• 3/10

• 3/9

• 1/10

• 1/9

A die is rolled once.  What is the probability of rolling a 5? Your answer should be a fraction in simplest form.

• 1/6
• 1/3
• 2/5
• 5/6

Find the mean of these numbers:
2, 57, 38, 42, 6

• 29
• 38
• 50
• 145

The height of three basketball players is 210 cm, 220 cm and 191 cm.

What is their average height?

• 210

• 207

• 220

• 200

Find the mean of the numbers below:

2, 8, 6, 3, 12, 7, 4

• 5

• 6

• 7

• 8

Find the median for the set of numbers:

23, 37, 11, 58, 13, 45

• 30

• 23

• 37

• 28

Find the median for the set of numbers:

60, 52, 11, 29, 46, 9, 33

• 39

• 33

• 29

• 46

Find the interquartile range using the following.
Minimum:  1
Q1:  3
Median:  5
Q3:  7
Maximum:  9

• 8
• 4
• 5
• 10