Math, asked by Rahat53, 11 months ago

find the mean of the following data. marks is 10,11,12,13,14,15and no.of students is 6,3,4,5,7,5.

Answers

Answered by riya494

7

10+11+12+13+14+15
______________
6
75
____
6
12.5
pls mark as brainilist

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