In mathematics and statistics, the term arithmetic mean is preferred over simply mean because it helps to differentiate between other means such as geometric and harmonic mean. Statistical mean is the most common term for calculating the mean of a statistical distribution.
There were, in my opinion, two main reasons for this: 1  I believe that Dr. King believed that nonviolence was a more moral strategy than one that included violence. 2  King also believed that nonviolence was a more effective way to get people on the side of the protestors.
One issue on everyone's mind this Martin Luther King Jr. day was gun control. King's calls for resolving our differences through peaceful nonviolence are especially poignant after Jared Loughner gunned down six people and wounded several others in Tucson. Amid the clamor for new gun laws, its appropriate to remember King's complicated history with guns. Most people think King would be the last person to own a gun.