1.Which of the following tools of research gives most precise measurements?

2.Rearrange the sequence of cognitive development: I. Decentration. II. Objective permanence. III. Propositional thinking IV. Transductive thinking

3.A researcher studying the development of self-esteem among primary school children can interview only 35 students in each grade. Which of the following approaches to sampling is most appropriate?

4.Countries, small and big, are spending colossal amounts on Education. Investment in Education is the single, largest item of expenditure, next to defence, in many countries.� What is the educational and sociological justification for this?

5.Arrange the following in sequential order to describe complete socialization. Use the Roman Numbers given as codes I. Man to society, Man to country II. Man to Relatives, Man to Friends III. Man to Mankind, Man to Universe IV. Man to self, Man to family