Practicing Success
The arithmetic mean of the 12,5,7,8,95,22,53,78 is? |
35 27 38 40 |
35 |
Mean = \(\frac{ sum \; of \; observations }{ number \; of \; observations }\) Mean = \(\frac{ 12 + 5 + 7 + 8 + 95 + 22 + 53 + 78 }{ 8 }\) Mean = \(\frac{ 280 }{ 8 }\) Mean = 35 |