1 Find the range of the following data: 25, 20 30, 18, 16, 15
Range = Highest value - Lowest value
Highest value = 30
Lowest value = 15
Therefore, range = 30- 15
= 15
Range = Highest value - Lowest value
Highest value = 30
Lowest value = 15
Therefore, range = 30- 15
= 15