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Methods of data collection..brm...


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Method of data collection

Published in: Data & Analytics
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Methods of data collection..brm...

  1. 1. Welcome to our presentation
  2. 2. Group Profile Name ID A.Z.M. Kamrul Hasan 112-11-2087 MD. Shafiul Alam 112-11-2093 Kamrul Hasan 112-11-2112 Ritisha Sultana 112-11-2077 Abdulla All Shide 112-11-2115
  3. 3. What are the methods of data collection? Two types of data collection • Primary data: The primary data are those which are collected afresh and for the first time and are original in character. • Secondary data: the secondary data, on the other hand, are those which have already been collected by someone else and which have already been passed through the statistical process
  4. 4. Sources of primary data with their classifications Primary sources and classifications • Questionnaire method • Interview method • Observation method • Projective techniques • Document study
  5. 5. Some other methods of data collection • Warranty cards • Distributor or store audits • Pantry audits • Consumer panels • Use of mechanical devices • Depth interviews • Content analysis
  6. 6. Briefly discuss the various types of attitude scale? Attitude scale: Attitude scaling requires that an individual agree or disagree or disagree with statement or respond to a single question.
  7. 7. Types of attitude scale • Likert summated scale: likert summated scales are one of the most commonly used in social science research. It is named after its creator psychologist rensis likert. • Bogardus social distance scale: the bogardus social distance scale was created by emory bogardus as a technique for measuring the willingness of people to participate in social relation with other kinds of people. • Thurstone equal appearing intervals scale: The thurstone method is time consuming and costly. From a historical perspective it is valuable, but its current popularity is low. Because it is rarely utilized in most applied business research.
  8. 8. • Semantic differential scale: the semantic differential scales ask respondents of a questionnaire to choose between two opposite positions using qualifiers to bridge the gap between them. • Gutman cumulative scale: a gutman scale presents a number of items to which the person is requested to agree or not agree. This is typically done in a yes/no dichotomous format.
  9. 9. What is random sampling? State the various methods of random sampling? Random sampling: Probability sampling is also known as random sampling. Sampling design every item of the universe has an equal chance of inclusion in the sample.
  10. 10. Types of random sampling method • Simple random sampling • Systematic random sampling • Stratified sampling • Cluster sampling • Area sampling • Multi-stage sampling
  11. 11. What is non-probability sampling? Non-probability sampling is a sampling technique where the samples are gathered in a process that does not give all the individuals in the population equal chances of being selected.
  12. 12. Various methods of non-probability sampling • Convenience Sampling • Consecutive Sampling • Quota Sampling • Judgmental Sampling • Snowball Sampling
  13. 13. What is measurement?
  14. 14. Types of measurement scale • 1. Nominal scale • 2. Ordinal scale • 3. Interval scale • 4. Ratio scale
  15. 15. Thank You