The mode of the following frequency distribution is 55. Find the values of x and y if frquecy is 50.
C .I 0 - 15 15 - 30 30 - 45 45 - 60 60 - 75 75 - 90
F 6 7 Y 15 10 X
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Answer:
10,55,534,8434'+//*= 8565
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