(Redirected from Weighted mean) In colloquial language, an average is the sum of a list of numbers divided by the number of numbers in the list. In mathematics and statistics, this would be called the arithmetic mean. In statistics, mean, median, and mode are all known as measures of central tendency.
Definition of cat'sâeye for English Language Learners. : 1  a jewel that has a pale stripe running down its middle which makes it look like the eye of a cat. : 2  a marble with round circles that look like eyes.
Cat's Eye (also known as Stephen King's Cat's Eye) is a 1985 American anthology horror film directed by Lewis Teague and written by Stephen King. It comprises three stories,  Quitters, Inc. , . The Ledge , and General. The first two are adaptations of short stories in King's Night Shift collection, and the third is unique to the film. The three stories are connected only by the presence of a traveling cat. The cat plays an incidental role in the first two and is a major character of the third.