IGCSE Development Studies: Specimen Questions with Answers 40 - 41 of 98

Passage

Research Methodology

Question 40 (5 of 7 Based on Passage)

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State the purpose why investigation is carried out?

Explanation

The Purpose of Research Involves

  • Collecting and collating information
  • Extension of knowledge of human beings, social life, and environment (What-Where-Why)
  • Bringing light to information that might never be discovered fully during the ordinary course of life.
  • Establishment of generalizations and general laws a contribution to theory building in various fields of knowledge.
  • Verification and testing of existing facts and theory.
  • Analyzing and reporting the findings
  • Research helps identify
  • Factors that affect the choice of the consumers such as cost, color.
  • Consumer preferences within certain target groups.

Question 41 (6 of 7 Based on Passage)

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Distinguish Between Random Sampling and Non-Probability Sampling

Explanation

Distinguish between Random Sampling and Non-Probability Sampling
S. no.Random SamplingNon-probability sampling
1.It is the method in which elements of the population get an equal opportunity to be selected as a representative sample.It is a method in which elements of the population are not pre-specified and have unequal opportunity of being a sample
2.Selection process is involved is random samplingSelection process involved is arbitrary
3.Results are unbiased due to conclusive natureResults are biased due to exploratory nature
4.Basis of inference in statistical in natureBasis of inference is analytical in nature.