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10 Cards in this Set

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Mean
an average of numbers
Add the numbers and divide the sum by the number of integers
Ex:What is the average of 5, 10, 20, 35, 50
5 + 10 + 20 + 35 + 50 = 120
120 divided by 5 = 24
Median
the middle number of a set of numbers placed in order

Ex: number set
2, 3, 3 ,4, 10,16, 16, 18,20
median = 10
Mode
the number in a set of numbers that is shows up most often

Ex: Number set
3, 5, 6, 6, 6, 7, 8, 8, 9
Mode = 6
Range
The low and the high numbers involved in a number set

Ex: Number Set
4, 5, 22, 30, 55, 60
range is 4 to 60
X-axis
Definition
the horizontal axis in a graph (side to side)

________________________
Y-axis
Definition
the vertical axis in a graph
(up and down)
Graph Title
Properties
Capitalize the main words
Tells what the graph is about

Ex: Percentage of Schools With Snow Days in February
X-Axis
How to:
1. Make sure the numbers are evenly spaced and easy to read
2. Make sure the numbers relate to the data you are presenting
3. Label the axis (What is it telling you?)
Y-Axis
How to:
1. Make sure your numbers are evenly spaced and easy to read
2. Make sure the numbers relate to the data you are presenting
3. Label the axis (What is it telling you?)
Graphing two sets of data
1. Title should include both sets of data you are graphing.
2. Graph each set of data separately with different colors.
3. Draw a key to identify your color and data sets.