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.
Here are all the possible meanings and translations of the word concerted. Princeton's WordNet(0.00 / 0 votes)Rate this definition: concerted, conjunct, conjunctive, cooperative(adj) involving the joint activity of two or more. concerted action; the conjunct influence of fire and strong wind; the conjunctive focus of political opposition; a cooperative effort; a united effort; joint military activities.