Inside Children's Hospital. At Children's Hospital of Philadelphia, we're always learning, growing and exploring in our effort to deliver the highest quality, compassionate, family-centered care. Here's what's happening now.
scale - the ratio between the size of something and a representation of it; the scale of the map; the scale of the model. proportion - the quotient obtained when the magnitude of a part is divided by the magnitude of the whole.
Define Mean for Math. In math, the mean is the average of a set of numbers. To find the mean of a data set, add up all of the numbers in the set, and then divide that total by the number of numbers in the set. In statistics, the mean is one of the three measures of central tendency, which are single numbers that try to pinpoint the central location within a data set.