jee-main 2013 Q76

jee-main · India · 07apr Measures of Location and Spread

All the students of a class performed poorly in Mathematics. The teacher decided to give grace marks of 10 to each of the students. Which of the following statistical measures will not change even after the grace marks were given?
(1) mode
(2) variance
(3) mean
(4) median

All the students of a class performed poorly in Mathematics. The teacher decided to give grace marks of 10 to each of the students. Which of the following statistical measures will not change even after the grace marks were given?\\
(1) mode\\
(2) variance\\
(3) mean\\
(4) median

Paper Questions

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