Non-parametric significance tests for two dependent samples are used when the researcher wants to study correlated, or matched, samples. This includes the before-after effect and matched paired studies:. McNemarâs test, Test of Marginal Homogeneity, the Sign test, and Wilcoxonâs signed rank test.
The modern family is a smaller family. It is no longer a joint family. Moreover the tendency is to have a smaller family and the contraceptives help in checking the birth.
Family values first recorded 1966. Phrase in a family way pregnant is from 1796. Family circle is 1809; family man man devoted to wife and children, man inclined to lead a domestic life is 1856 (earlier it meant thief, 1788, from family in a slang sense of the fraternity of thieves).