The following table gives the less than cumulative frequencies of 199 men, each of age 20 years or more, of a
group:
25
30
35
40
45
50
55
60
65
70
Age below
(in Years)
21
40
90
130
146
166
176
186
195
199
Cumulative
Frequency
Find the mean age.
Answers
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Answer:
nay be the correct answer is 67
may be it's answer is 65
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