Data Analysis

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Lesson objectives

  • Defination of data analysis
  • Importance of data analysis
  • Descriptive statistics
  • Inferential statistics


Data analysis is the summarizing of data in order to draw conclusion about the sample from which it is drawn. Inferential statistics is done to make inferences about a population from a sample. Data analysis is important because it provides information that can be used to make decision on various issues in our day to day lives.

Descritpive statistics is a summary of raw data into a form that can be understood using means, median, modes, perscentages, graphs, pie charts,


  • Practice on data analysis procedures using examples from statistics text books
  • Classroom assessment on the topic of data analysis
  • Carry out mini researches to collect data that can be used to practice data analysis procedures


  • Multivariate statistics by Tabachnik and Fidell 2006.