Descriptive Statistics

What is the mean of the data?

• 71.25

• 70

• 80

• 7.5

The median of the data is

• 70
• 75

• 80

• 72.5

The sum of the frequency is 20.

• True

• False

What is the mode of the data?

• 70

• 80

• 69.5

• 70 and 80

The mode of the data is...

• 2.6

• 3.0

• 3.4

• 3.8

The variance is 18.2

• True

• False

The standard deviation of the data is...

• 331.32

• 18.20

• 18.21

• 331.31

Mode is the average score of the sample.

• True

• False

What is the 2nd quartile of the data?

• 60

• 70

• 80

• 20

The interquartile of the data is 20.

• True

• False