Use the standard deviation to compare the variability of the two sets of data.

Precipitation and High Temperatures The normal
daily high temperatures (in degrees Fahrenheit) in
January for 10 selected cities are as follows.
50, 37, 29, 54, 30, 61, 47, 38, 34, 61

The normal monthly precipitation in inches) for these
same 10 cities is listed here.
4.8, 2.6, 1.5, 1.8, 1.8, 3.3, 5.1, 1.1, 1.8, 2.5

Which set is more variable?