The class test marks of 50 students in a class are as follows
12, 25, 13,24,15,35,37,18,12,13,5, 12, 13,14,17,18,19,23,24,27,35,37,38,39,42,45,50,50,49,
21,38,39,36,43,47,48,50,24,12,13,18,8,9,35,34,26,11,15,16,41.
Using tally marks make a frequency table with class intervals as 0 – 10 , 10 – 20 and so on.
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may I know what is tally marks of frequency table
make me as brainllist soon
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