Statistical Measures and Displays

What is the mean of this data set 4,4,5,6,8,4,3,9,8

• 89

• 72

• 9.6

• 92

What is the Median of this data set 4,7,7,8,8,8,3,2,1

• 7

• 3

• 4

• 8

What is the mode of this data set 4,3,8,8,9,9,9,9,9

• 4

• 3

• 8

• 9

In a spelling test, some children in a class score 13, 17,17, 12, 19, 20 and 11. Find their median and mode.

• 2 median, 13 mode

• 17 median, 17 mode

• 14 mean, 34 mode

• 72 mean, 92 mode

The heights of some students are given.

158cm 172cm 164cm

164cm 167cm 159cm

What is the RANGE of the heights?

• 13 cm

• 330 cm

• 164 cm

• 14 cm

What is the MEDIAN of this set of data?

10, 90, 80, 60, 50, 40, 70, 30, 20, 100

• 50

• 60

• 55

• 45

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the MODE.

12,10,10,10,13,12,11,13,10

• 10

• 12

• 10 and 12

• No Mode

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the MODE.

12,10,10,10,13,12,11,13,10

• 10

• 12

• 10 and 12

• No Mode

In order to find the median, the data must be sorted from least to greatest first.

• True
• False

In order to find the median, the data must be sorted from least to greatest first.

• True
• False