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Glossary of 7th Grade Advance Math

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What type of graph do you use to compare amounts?
BAR GRAPH
What graph has bars that are divied into categories? Each bar represents a total.
STACKED BAR GRAPH
What type of graph shows two categories in each bar?
SLIDING BAR GRAPH
What graph shows changes over time?
LINE GRAPH
What shows more than one category changing over time?
MULTIPLE LINE GRAPH
What is the number of times a data item occurs?
FREQUENCY
What lists each data item with its frequency?
FREQUENCY TABLE
What do you place an X on for each response along a number line to display data?
LINE PLOT
What special type of bar graph is used to show the frequency of data?
HISTOGRAM
What are the statistics mean, median & mode?
MEASURES OF CENTRAL TENDENCY
Average sum of the data divided by total number of data items
MEAN
The middle value when the data are in numerical order
MEDIAN
The number that occurs with the greatest frequency
MODE
When one date item is much higher or lower than the rest of the data
OUTLIER
What shows data items in order
STEM AND LEAF PLOT
What is the difference between the least and greatest numbers in a group of numbers
RANGE
WHAT IS RELATED DATA FROM TWO DIFFERENT SETS THAT ARE GRAPHED AS PIONTS
SCATTER PLOT
WHAT IS A LINE THAT CLOSELY FITS THE DATA POINTS IN A SCATTER PLOT
TREND LINE
AS ONE SET OF VALUES INCRESES THE OTHER SET TENDS TO INCREASE
POSTITIVE TREND
AS ONE SET OF VALUES DECREASES THE OTHER SET TENDS TO DECREASE
NEGATIVE TREND
THE POINTS SHOW NO RELATIONSHIP
NO TREND
A PAIR OF NUMBERS THAT DISCRIBE THE LOCATION OF A POINT ON A COORDINATE PLANE
ORDERED PAIR
NUMBERS THAT ARE THE SAME DISTANCE FROM ZERO BUT IN OPPOSITE DIRECTIONS
OPPOSITES
WHAT ARE THE SET OF WHOLE NUMBERS AND THEIR OPPOSITES THAT DO NOT HAVE DECIMALS
INTEGERS
THE DISTANCE A NUMBER IS FROM ZERO ON A NUMBER LINE
ABSOLUTE VALUE
WHAT IS A LETTER OR SYMBOL THAT STAND FOR A NUMBER
VARIABLE
WHAT IS A GROUP OF NUMBERS, VARIABLES AND OPERATIONS
VARIABLE EXPRESSION

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