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171. winch of the following variables can not be expressed in quantitative terms a. socio -economic status b. martial status c. numerical aptitude d. professional attitude

Research Aptitude 250+ mcq Part 18

172 the process of selecting a subset a population for a survey is known as a. survey research b. representation c. Triangulation d. sampling

173. researchers ultimately want the answer to a research questions to pertain the a. sample b. accessible population c. target population d. world

174.generalized conclusion on the basis of sample is technically known as a. data analysis and interpretation b. parameter inference c statistical inference d.all of the above

175. an investigator wants to study a vocational aspirations of visually challenged children in a wide geographical area he should select his sample by using-- a. simple random sampling b. stratified sampling c. purposive sampling d. convenient sampling

176. the type of sampling where each person in population is equal chance to being selected is a. probability sampling b. non probability sampling c.judgement sampling d. none of the above

177.here, some people have greater chance of being elected than other members of the population,it is a. probability sampling b. non probability sampling c. quota sampling d. none of the above

178, when the research problem is related to heterogeneous population,the most suitable method is a. cluster sampling b. stratified sampling c. convenient sampling d. lottery method