Definition for Table Service:   - Table service is a form of service in restaurants, pubs, and bars where food or drinks are served to the customer's table.
The terms easting and northing are geographic Cartesian coordinates for a point. Easting refers to the eastward-measured distance (or the -coordinate), while northing refers to the northward-measured distance (or the -coordinate). The orthogonal coordinate pair are commonly measured in meters from a horizontal datum.
Calculating Line Regression by Hand. 1  xsum - The sum of all the values in the x column. 2  ysum - The sum of all the values in the y column. 3  xysum - The sum of the products of the xn and yn that are recorded at the same time (vertical on this chart). 4  x2sum - The total of each value in the x column squared and then added together.