Q. Find the mean marks of students for the following distribution
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Answered by
1
Answer:
sum of all no. of students upon total no. of students
80+77+72+65+55+43+28+16+10+8+0/11
=454/11=41.27
Answered by
2
Answer:
mean = sum of observation/total no of observation
=454/11
=41.272727273
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