Measures of Center
Box-and-Whisker
Stem-and-Leaf and Circle Graph
Line and Bar Graphs
Histograms and Dot Plots
100
The average of the data
What is mean
100
Each box and each whisker represents this percent
What is 25%
100
The part of each number that becomes the leaves
What is the last digit
100
Line graphs are used to show this
What is "Change over Time"
100
Histograms show this on the x-axis
What is numerical intervals
200
The number that appears most often
What is mode
200
the median of the lower half
What is lower quartile
200
Two things it must include
What is title and key
200
Bar graphs show this type of data
What is Categorical Data
200
For dot plots, dots are placed above this
What is a number line
300
The middle number in a set of data
What is median
300
the median of the upper half
What is upper quartile
300
One reason to use a Stem-and-Leaf plot
What is "when you want to see all the data"
300
The frequency for a bar graph belongs on this axis
What is Y
300
Dot plots are best to use when you want to see this
What is all of the numbers in the data set
400
Find the mean of 20, 40, 60, and 80
What is 50
400
dot for upper whisker minus dot for lower whisker
What is range
400
One reason to use a Circle Graph
What is "see how parts fit into the whole"
400
The time data on a line graph appears on this axis
What is X
400
Histograms have frequency on this axis
What is Y
500
Find the median of 20, 30, 40, 50
What is 35
500
right side of boxes minus left side of boxes
What is Interquartile Range
500
Circle graph's data is usually written as this
What is percentages
500
A constant rate of change on a line graph looks like this
What is a straight line
500
A frequency table is helpful for this type of graph
What is histogram
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