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The mean of the following frequency distribution is 57.6 and the total number of observations is 50
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The mean of the following frequency distribution is 57.6 and the total number of observations is 50. Find f1 and f2
0:01:50
0:01:37
0:06:20
0:04:09
0:06:55
0:09:22
0:03:36
0:08:28
0:12:49
0:07:19
0:01:48
0:04:40
0:07:05
0:04:04
0:06:28
0:03:09
0:02:55
0:03:00
0:04:06
0:04:11
0:03:28
0:04:26
0:05:12
0:09:06