Margins of Error

Margins of error are additive. If you were going on a trip, and were asked to measure the length, width and height of your bag to determine its length + width + height to ensure its appropriately sized. If you planned ahead you might have a tape measure with you, if not you can borrow one from someone else. Suppose your measurements are:Length (L) = 65cmWidth (W) = 30cmHeight (H) = 120cmTo