Find the mean of first 12 prime numbers.

16 16.42 17 17.42

16.42

First 12 prime numbers are = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37 Mean = \(\frac{ sum \; of \;  observations }{ number \; of \; observations }\) Mean = \(\frac{ 2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 + 31 + 37 }{ 12 }\) Mean = \(\frac{ 197 }{ 12 }\) Mean = 16.42