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how to describe a graph

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
what is mean?   the sum of numbers in a set divided by the number of numbers in the set  
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what is mode?   the number that appears the most often  
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what is range?   the difference between the largest number and the smallest  
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What is spread?   the equation to finding the range (x-y)  
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where is center?   in the bar of the median  
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what is Q1?   Q1 means quart-tile one which is the difference between the median and the smallest number  
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what is Q2?   Q2 means quart-tile two also known as the median  
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What is Q3?   Q3 means quart-tile three which is the diferance between the median and the maximum  
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what is Q4?   Q4 means quart-tile four and is the maximum  
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what is a 5 number summary?   the minimum and Q1,Q2,Q3, and Q4  
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Created by: bmah
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