College Mathematics
posted by slomomo .
U.S. Presidents. The ages of the 44 presidents at their first inauguration (as of 2011) are:
57 57 49 52 50 42 54 55 64
61 61 64 56 47 51 51 56 46
57 54 50 46 55 56 60 61 54
57 68 48 54 55 55 62 52 47
58 51 65 49 54 51 43 69
a. Construct a frequency distribution with a first class of 4247
b. Construct a histogram
c. Construct a frequency polygon

We cannot construct histograms or frequency polygons on these posts.
If the first class is 4247, then the remaining classes will also include 6 years: 4853, 5459, 6065, 6671.