Data and Statistics Math

How many students received a score in the 80's?

• 2

• 10

• 14

• 27

The sum of the items in a set of data divided by the number of items in the set; also called average

• mean

• median

• mode

• range

The middle number or the mean (average) of the two middle numbers in an ordered set of data.

• median

• mode

• range

• mean

In statistics, the difference between the greatest and least values in a data set.

• mean

• median

• range

• mode

A graph that shows how data are distributed by using the median, quartiles, least value, and greatest value

• line plot

• bar graph

• stem and leaf

• box plot (box & whisker plot)

A visual display in which each piece of data is represented by a dot above a number line.

• dot plot

• box plot

• bar graph

• line graph

The number or numbers that occur most frequently in a set of data; when all numbers occur with the same frequency

• mean

• median

• mode

• range

What decimal represents the fraction of students who prefer peaches? 

• .22

• .13

• .44

• .30

Which is a true statement about the data shown in the graph?

• 20% of the students chose toy story

• 30% of the children like the Little Mermaid or A Bug's Life

• Less than 5% liked the Little Mermaid

• 42% of the students liked the Little Mermaid or 101 Dalmatians

Which students wrote an equation that is true?

• Jana and Carl

• Jana only

• Carl and Marcus

• Jan, Carl and Marcus