Extension Management And Community Development - Study Mode
[#271] The pre-condition to qualify a sample as a random one is
Correct Answer
(D) every member of the population must have an equal chance of being selected
[#272] Use of an interview method by a social researcher is expensive because it covers
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(B) a few group of an areas
[#273] Coefficient of correlation is a measure of
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(C) relationship
[#274] Attributes of objects, events or things which can be measured are called
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(C) variables
[#275] The review of the related study is important while undertaking a research because
Correct Answer
(D) All of the above