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: A social unit where the father is concerned with parking space, the children with outer space, and the mother with closet space. A family is a unit composed not only of children but of men, women, an occasional animal, and the common cold. The family.