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Qualitative and Quantitative Interviewing: Quantitative Interviewing

A Research Guide to help distinguish between quantitative and qualitative methods of interviewing.

What are Quantitative Methods?

Quantitative Methods - Focus attention on measurements and amounts (more and less, larger and smaller, often and seldom, similar and different) of the characteristics displayed by the people and events that the researcher studies. Examples of quantitative research include:

  • Questionnaires
  • Surveys
  • Closed format Interviews
  • Discourse Analysis

Common Quantitative Terms

  • ANOVA (Analysis of Variance)
  • Experimental Design
  • Quasi-Experimental Design
  • Matching
  • Pre-Testing
  • Small n Design
  • Random Control Trial
  • Correlational Design
  • Descriptive Statistics
  • Nominal
  • Ordinal
  • Interval
  • Ratio
  • P-Value
  • R-Value
  • Partial Correlaton
  • Linear Regression
  • Chi-Square
  • T-Test
  • T-Value
  • F-Value
  • Covariate
  • Repeated Measures ANOVA
  • Effect Size

Overview of Quantitative Research Methods

Questionnaire/Survey Methods

Survey - data collection tool for gather information from a group of individuals. Data can be factual or opinions. Administration options includes structured interview or participant/respondent completing survey on their own.  

  • Questionnaire (face-to-face or telephone) - structured questions for individuals to obtain information
  • Market survey
  • Explanation of Questionnaires/surveys
  • Example of the results of a Questionnaire/survey 

Quantitative Analysis

Suggested Books for further research

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