IGCSE Development Studies: Specimen Questions with Answers 35 - 36 of 98

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High Death Rate

Question 35 (7 of 7 Based on Passage)

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What is birth rate minus death rate?

Explanation

Birth rate minus death rate is the rate of natural increase. The rate of natural increase in population is the difference between the number of live births and the number of deaths occurring in a year, divided by the mid-year population of that year multiplied by a factor.

  • Rate of natural increase is equal to the difference between the crude birth rate and crude death rate which measures the effect of migration on change in population. Rate of natural increase is calculated in percentage form.
  • Example, if birth rate is 15 per 1,000 population and the mortality rate is 5 per 1,000 population, then the natural increase in population will be calculated by,

That is

Passage

Research Methodology

Question 36 (1 of 7 Based on Passage)

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What are the data collection methods?

Explanation

Data is the basic input required for any decision-making process. Data collection refers to the systematic procedure of collecting detailed information about a stated objective of research from the given sample under controlled settings. It is used as a technique to gather useful information to establish a factual basis for decision making.

There Are Two Methods of Data Collection

  • Primary data collection method- Primary data are the original observations collected by the researcher or his agents for the first time. It is the first-hand data collected by the researcher directly from the main source.
  • Secondary data collection method- Secondary data is the data gathered and recorded by someone else prior to and for a purpose other than the present project. Secondary data has been collected previously for some other purpose. It involves less time, cost, and effort.

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