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6th Math Chap 9

6th Grade Math Chapter 9

Statistics The science of collecting, organizing, analyzing, and interpreting data.
Mean The sum of the data divided by the number of data values.
Outlier A data value that is much greater or much less than the other values.
Measure of Center A measure that describes the typical value of a data set
Median The middle value in a data set
Mode The value or values that occur most in the data set.
Measure of Variation A measure that describes the distribution of a data set.
Range The difference between the greatest value and the least value.
Quartiles Divides the data into four equal parts.
First Quartile The median of the lower half of a data set.
Third Quartile The median of the upper half of a data set
Interquartile Range Difference between the third quartile and the first quartile.
Mean Absolute deviation An average of how much data values differ from the mean.
Created by: jkuecker