Unit 12 Study Guide

Find the median from the list of numbers:

60, 58, 52, 48, 60, 67

• 58

• 59

• 60

• 118

How would you describe the mean?

• difference
• average
• middle
• most repeated number

The mean is found by ___________________ all of the numbers and then _____________________ by the number of items.

• adding, subtracting

• adding, multiplying

• dividing, adding

• adding, dividing

Numbers that are used to describe the center of a set of data.  These measures include the mean, median, and mode.

• Interquartile Range
• Measure of Variation
• Measure of Center
• Interval

A data set is shown below.
56, 64, 73, 59, 98, 65, 59
If the outlier is removed from the data set, which measure of central tendency will be least affected?

• range
• mode
• median
• mean

A data set can have more than one median?

• True
• False

A data set can have more than one mode

• True
• False

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

• 13
• 12
• 11
• 10

Find the range of the data set
1.43,1.05,34,56,89,1.1

• 87.9
• 87.57
• 87.95
• 89

Which number is not the mean, median, mode, or range of the data set 4, 3, 15, 11, 3, 8, 7, 5?

• 3
• 7
• 12
• 11