Unit 8 - Data Representations

What is the mode?

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

What is the mean?

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

A data set can have more than one median?

• True
• False

A data set can have more than one mode

• True
• False

To find the average of a set of numbers, add up all the items and divide by...

• 2
• The minimum
• The maximum
• The number of items

What is the definition of the range?

• The average
• The number that occurs the most
• The middle number
• The difference of the largest and smallest numbers

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

First step for finding the median is to order the numbers from least to greatest?

• True

• False

Q2 is the same as the ______

• Mean

• Median

• Mode

• Range