Data and Variability Quiz Review

The average of the data is best described as the...

• Mean

• Median

• Mode

• Range

The number used most often is best described as the...

• Mean

• Median

• Mode

• Range

The smallest number subtracted from the largest number is best described as the...

• Mean

• Median

• Mode

• Range

The middle number when the data values are lined up from the least to greatest (or greatest to least) is best described as the...

• Mean

• Median

• Mode

• Range

With Variability means...

• One only outcome

• More than one outcome

Without (no) Variability means...

• One only outcome

• More than one outcome

Variability or no variability:

The grades on last week's geometry test.

• Variability

• No Variability

Variability or no variability:

The number of students absent from school each day this week.

• Variability

• No Variability

Variability or no variability:

The number of students in Ms. Brenek's 8th period class.

• Variability

• No Variability

Find the mean of the following set of numbers:

7, 8, 9, 30, 37

• 18

• 20

• 18.2

• 19