1.

The marks out of 100 obtained by a group of Students in a Science Test are 85 ,76,90,85,39,48,56,95,81,and 71 find the Mean marks obtained by the group

Answer»

Mean= SUM of all the NUMBERS / TOTAL numbers =85+76+90+85+39+48+56+95+81+71/10
= 726/10
=72.6 is the mean marks OBTAINED by the group.
hope it will help u :)



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