In a batch of $13$ students, $4$ have failed. The marks of successful candidates are $41, 57, 36, 35, 71, 50,$ and $40$ . The median marks are

40

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50

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38

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cannot be determined

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Solution

The correct option is C cannot be determined
In question, it is given that their are $13$ students in a batch.
Out of $13$ , $4$ students have failed and $7$ passed students marks are given.
We have to determine median marks, but we cannot find median marks here, because to find median we have know the marks of $13$ students , but in question only $7$ students' marks are given.

Suggest Corrections

Marks	$0 - 10$	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$
No. of students	$1$	$4$	$5$	$8$	$2$

Marks	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$	$50 - 60$
Number of students	$12$	$35$	$15$	$25$	$13$

Marks	$10 - 20$	$20 - 30$	$30 - 40$	$40 - 50$	$50 - 60$
Number of students	$12$	$35$	$45$	$25$	$13$