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8)4:2 Cir Data & MMM

Circle Data & Measures of Center

TermDefinition
Circle Graph Used to show the relationship of parts to the whole.
Data Pieces of information gathered by observation, questioning, or measuring.
Bar Graph Used to compare categories or values.
Pictograph Used to show frequencies and compare items.
Line Plot Shows the frequency on a number line.
Inference A conclusion or decision reached based on evidence.
Prediction A forecast of what you think is going to happen based on evidence.
Trend A general direction that something is happening.
Observation When you look at something carefully to gather information.
Frequency The actual number of times something happens.
Sample A section of a whole group.
Measure of Center A number that best represents a set of data.
Mean The average of the data set.
Median The middle value in an ordered data set.
Mode The value that occurs the most in a data set.
Balance Point A point on a number line where a set of data is evenly distributed on either side of this point.
Outlier A number much smaller or bigger than the rest of the data.
Range The difference between the highest and lowest data point.
Created by: PRO Teacher scash
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