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Mathematics, 25.09.2020 03:01 vildhjap42ges
*Please I need help quickly* Approximate the mean of the frequency distribution for the ages of the residents of a town.
The approximate mean age is years.
(Round to one decimal place as needed.)
Age
0-9
10-19
20-29
30-39
40-49
50-59
60-69
70-79
80-89
Frequency
30
32
12
20
25
53
49
13
8
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