Question

find the mean of the following distribution​

Answer 1

Answer:

marks is Xi

and no. is fi

we have to find mean by using tabular formal ae

Answer 2

Answer:

4.5 6

Step-by-step explanation:

Marks=17+20+28+32+40=137

No.of scholarship=5+8+4+3+10=30

Now divide 137 by 30=4.56

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