altmanlydia40
altmanlydia40 altmanlydia40
  • 17-09-2022
  • Mathematics
contestada

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
23
22
24
15
31
48
34
18
4

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