Data Unit

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

What is the mean of their height?

• 210

• 207

• 220

• 200

Calculate the mean.

2, 9, 10, 6, 8

• 8

• 4

• 7

• 22

Find the median:
5, 6, 3, 9, 0, 4, 1, 2, 7

• 4
• 4.1
• 5
• 4.5

The heights of some students are given.
158cm     172cm      164cm
164cm     167cm      159cm
 What is the range of the heights?

• 13cm
• 14cm
• 164cm
• 330cm

The cost of four cell phones are $345, $400, $110, and $640.
What is the median cost

• $330
• $390
• $372.50
• $375

What is the mode?

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

Find the range.
5, 15, 10, 20, 15, 10, 15

• 5
• 10
• 15
• 13

Mode:
67, 74, 95, 98, 98, 99, 102

• 90.4
• 35
• 92
• 98

A value that is much higher or much lower than the other values in a set of data.

• Outlier

• Mean

• Median

• Mode

Identify the outlier for the given data?

23, 34, 27, 7, 30, 26, 28, 31, 34

• 7

• 23

• 31

• 34