Descriptive Statistics

What is the "mode"?

• average

• middle

• the number that repeats most often

• variation

The "Median" represents the _________ number.

• variance

• middle

• repeats the most

• none of the above

How do you find the range?

• order the data from least to greatest, then add the highest and lowest values.

• add the numbers in your data set, then divide by the total number of data.

• look for the number that repeats the most

• highest value - the lowest value

What is the median?

• 62
• 58
• 66
• 60

What is the IQR and the range of the box and whiskers plot?

• range = 70 IQR = 30

• range = 65 IQR = 20

• range = 80 IQR = 10

• range = 55 IQR = 25

What was the highest score on the math test?

• 53
• 79
• 97
• 90

Another word for average is

• sample 
• mean
• data
• numerical data

What is the mean, median, mode, and range of the following test scores?

{70, 70, 80, 85, 85, 85, 90, 95, 95, 100, 100}

• 87, 85, 85, 30

• 86.8, 85, 95, and 100

• 86.8, 85, 85, 30

• 87, 85, 70, 30

A graph that displays only quantitative data with no gaps.

• bar graph

• line graph

• stem and leaf plot

• histogram

The difference between the maximum and minimum in the data set is the

• mean absolute deviation

• interquartile range

• standard deviation

• range