Latest IIT-JEE Aptitude Question SOLUTION: 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
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