JEE Main – Paper I – Maths – Statistics and Probability – Test 5
No of questions – 8
Marks : 32(8×4)
Time : 15 mins
JEE Main – Paper I – Maths – Statistics and Probability – Test 5
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Question 1 of 8
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Question 5 of 8
5. Question
All the students of a class performed poorly in mathematics . The teacher decided to give grace marks of 10 to each of the stuidents. Which of the following statistical measure will not change even after the grace marks were given ?
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6. Question
A multiple choice examination has 5 questions . Each question has three alternative answers of which exactly one is correct . The propability that a student will get 4 or more correct answers just by guessing is
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