Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Suppose a class has 7 students. The average marks of these students in the mathematics examination is 62, and their variance is 20. A student fails in the examination if he/she gets less than 50 marks, then in worst case, the number of students can fail is
Text Solution
Verified by ExpertsThe correct answer is:
0
(0)
If 
then,
Negative Number
which is not possible, therefore, no student can fail.
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