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Statistics and Graph
Chapter two
Question | Answer |
---|---|
Mean | the sum of the data divided by the number of pieces of data |
Average | the sum of two or more quantities divided by the number of quantities, another word for mean |
Outlier | values that are much higher or lower than others in a data set |
Median | The middle number of the ordered data if there is an odd number of data. If there is an even number of data, it is the mean of the middle two numbers |
Mode | the number or numbers that occur most often |
Range | the difference between the greatest and the least values of a set of data |
Measures of Central Tendency | The mean, median, and mode are called this because they describe the CENTER of a set of data |
Negative Numbers | numbers less than zero written with a ( - ) sign |
Positive Numbers | numbers greater than zero |
Opposite Numbers | numbers that are the same distance from zero in opposite directions |
Integers | positive whole numbers, their opposites, and zero |
Graphing | to draw a dot at the location on the number line that correspons to the number |