find the missing frequency in the following distribution is an 60 and medium is 40 marks 0 to 10 10 to 30 30 to 60 60 to 80 80 to 90 frequency 5 F1 F2 8 2
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Marks 0-10 10-30 30-60 60-80 80-90. Frequency 5 F1 F2 8 2. Now, since median is 40, thus median class is 30 - 60. Hence, missing frequencies are 15 and 30.
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