This is called the mean deviation, i.e. mean deviation = , where n is the number of students in the class. For class 1 this is 64/5 = 12.8. Another way to deal with the negative differences is to square each difference before adding.
n. 1. Two individuals or units regarded as a pair: the mother-daughter dyad.2. Biology One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.yad. n. 1. (Mathematics) maths an operator that is the unspecified product of two vectors. It can operate on a vector to produce either a scalar or vector product. 2. (Chemistry) an atom or group that has a valency of two.
Webster Dictionary(0.00 / 0 votes)Rate this definition: 1  Harbor(noun) a station for rest and entertainment; a place of security and comfort; a refuge; a shelter. 2  Harbor(noun) specif.: A lodging place; an inn. 3  Harbor(noun) the mansion of a heavenly body. Harbor(noun) a portion of a sea, a lake, or other large body of water, either landlocked or artificially protected so as to be a place of safety for vessels in stormy weather; a port or haven. Harbor(noun) a mixing box materials.