Identify highest and lowest numbers: Identify the highest and lowest numbers in the set.The given set of numbers is: −8,1,−2,−5,5,−7,−4,−3The highest number in the set is 5.The lowest number in the set is −8.
Calculate range: Calculate the range of the set.The range is the difference between the highest and lowest numbers.Range = Highest number - Lowest numberRange = 5−(–8)Range = 5+8Range = 13