if the mean of the following frequency distribution is 188 find missing frequency f1 f2 C I 0-80 80-160 - Math - Statistics

Question

if the mean of the following frequency distribution is 188 find
missing frequency f1 f2 ​C I 0-80 80-160 160-240 240-320
320-400 f 20 25 f1 f2 10

Mohammed Irfan Khan · Accepted Answer

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if the mean of the following frequency distribution is 188 find missing frequency f1 f2 ​C.I. 0-80 80-160 160-240 240-320 320-400 f 20 25 f1 f2 10