Mean is the average number in a set of data. To calculate mean, you add up all the numbers in a set of data and divide that sum by the amount of numbers you just added up. Example: numbers: 2, 2, 1, 3. 2+2+1+3=8.
You wear your wedding ring on the left hand, the finger next to your pinky finger. It is usually the third finger of the left hand, but there's no rule saying that it has to be that finger. In some parts of the world people wear it on their right hands, and in other parts of the world wedding rings are not worn at all.
In some cultures the engagement ring will be worn on the fourth finger of the right hand. The wedding band alone, or together with the engagement ring will be worn on the fourth finger of the left hand after marriage. It is automatically known, when you see a ring on the right hand that the young lady is engaged.If she is not engaged she can wear a ring with any kind of stone on her left hand.ngagement rings are different from wedding rings primarily in that they are worn before a legal or symbolic marriage ceremony. They are often bought before the wedding rings as well, although some people choose matching sets that are purchased together.