JEE Main & Advanced
Mathematics
Statistics
Question Bank
Numerical Value Type Questions - Measure of Central Tendency
question_answer
If the mean of a set of observations \[{{x}_{1}},\,{{x}_{2}},....,{{x}_{10}}\] is 20 then find the mean of \[{{x}_{1}}+4,{{x}_{2}}+8,....,{{x}_{10}}+40\].