Quartiles

Definition of Quartiles What are Quartiles? In statistics, Quartiles are values that divide your data into quarters. They aren’t shaped like pizza slices. Quartiles divide your data into 4 segments according to where the numbers fall on the number line. The 4 quarters that divide a data set into quartiles are: Lowest 25% of numbers. Next lowest … Continue reading "Quartiles"

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Mean

Mean is the average of the numbers. How to Find the Mean It is easy to calculate: add up all the numbers divide by how many numbers there are In other words it is the sum divided by the count Mean For Negative Numbers How to handle negative numbers? Adding a negative number is the … Continue reading "Mean"

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