Question

pls help me if u r right brialient

Answer 1

For arranging in grouped data .. table taking 20 -35 ., 35 - 50 .... then ..

marks in math. | frequency
20 -35 --. 0
35 - 50 -----. 5
50 - 65 -----. 10
65-80 ------. 4
80 - 95 _---. 1
above 95 ---- 0..

This table is arranging in grouped data ..

hope it's helpful ...
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