If the mean frequency of following distribution is 18 find the missing frequency.
Class interval | frequency
11-13. 3
13-15. 6
15-17. 9
17-19. 13
19-21. f
21-23. 5
23-25. 4
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harsh0314:
U got it wrong those were not decimals.they were the fe
I mean frequencies
then what are those which I supposed the frequencies
Idk
lol... make it clear first
then can I help you further
Look at the other answer he got it right
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