(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 conjunctivitis or pink eye is a fairly common ailment in cats. It is an infection of the eye which is characterized by redness and inflammation. In most cases it is caused by the viral infection Feline Herpes Virus.at pink eye in most cases is caused by a viral or bacterial infection. It could also be caused by minor causes such as wind, allergens for an eyelash in the eye. Treatment involves flushing the eye adn using medicated eye drops in the case of infection..