Unit 1: Statistics Test (Modified)

The mean is

• The middle score
•  Total & divided by number of scores
• The most frequent score
• The middle when in order

The median is

• The middle score
•  Scores added & divided by the number of scores
• The most frequent score
• The middle when in order

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1
• 6
• 4.5
• 4

What is the range?

• average
• biggest-smallest
• the middle #
• # happening the most

Find the median of:
21, 7, 32, 45, 28, 78

• 32 & 45
• 38.5
• 28 & 32
• 30

2, 4, 5, 7, 7 - What is the median?

• 2

• 4

• 5

• 7

1, 2, 2, 3, 7 - What is the mode?

• 1

• 2

• 3

• 7

3, 3, 4, 6, 9 - What is the mode?

• 3

• 4

• 6

• 9

Look at these numbers - 11, 11, 7, 18, 8. What is the correct way to put them in order so you can find the median?

• 18, 11, 11, 8, 7

• 11, 7, 8, 18, 11

• 8, 7, 11, 11, 18

• 7, 8, 11, 11, 18

Look at these numbers - 12, 14, 17, 8, 14. What is the correct way to put them in order so that you can find the median?

• 17, 14, 14, 8, 12

• 17, 14, 14, 12, 8

• 8, 12, 14, 14, 17

• 14, 8, 12, 17, 14