1. Box & Whisker Plot
A graph that displays the
highest and lowest quarters
of data as a whisker, the
middle two quarters of data
as a box.

2. Census
A count of the population

3. Histogram
A bar graph that shows the
frequency of data within
equal intervals

4. Interquartile Range
The difference between the
upper and lower quartile in a
box & whisker plot

5. Line Plot
A number line with
marks or dots that show
frequency

6. Mean
Average; the sum of items in a
set of data divided by the
number of items in the set

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

8. Mode
The number or numbers that
occur most frequently in a
set of data.

9. Outlier
A value much greater or
much less than the others in
a data set

10. Population
the entire group of
objects or individuals
considered for a survey

11. Quartile
Three values, one of which is
the median, that divide a set
of data into four equal parts

12. Range
The difference between the
greatest and least values in a
data set

13. Sample
Part of the population

14. Scatter Plot
A graph with points plotted to
show a possible relationship
between two sets of data

15. Statistics
The mathematical science
pertaining to the collection,
analysis, interpretation or
explanation, and presentation of
data

16. Survey
To question someone in order
to obtain data; procedure of
acquiring and recording
information about the
members of the given
population