Maths

Mode = Most common value in a set of data.

Median = Middle number when the data items are arranged in order.

Mean = In a set of data, is the sum of all the values in the set divided by the total number of values in the set.

Range = In a set of data, is the difference between the highest and lowest values in the set. 

Mean = sum of all values divded by total number of values

Range = highest value - lowest value