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29. Find the mean marks of students from the following cumulative frequency distributionMarks O andaboveCandidates 8010 andabove7720 andabove7230 andabove6540 andabove5550 andabove4360 andabove2870 andabove1680 andabove10​

Answer»

ANSWER:

Subtract the SUM of -250 and 138 from the sum of 136 and -272

Step-by-step explanation:



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