316. The question which by its content structure or wordings leads the respondent in the direction of a certain answer is called
(a) Factual question
(b) Opinion question
(c) Leading question
(d) Structural question
317. The aggregate of all the units pertaining to a study is called
(a) Population or universe
(b) Unit
(c) Sample
(d) Frame
318. A member of the population is called ……………
(a) Element
(b) Census
(c) Sample
(d) Group
319. Sample value is called………………
(a) Parameter
(b) Core Value
(c) Statistic
(d) Variable
320. Population value is called …………..
(a) Statistic
(b) Parameter
(c) Variable
(d) Core value
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