5.Data Analysis: A Concise Overview of Statistical Techniques

5.1 Descriptive Statistics: Some popular Displays of Data

5.2 Inferential Statistics: Can the Results Be Generalized to Population?

 

Types of Statistical Data Analysis

Descriptive:

  • Descriptive statistics provide simple summaries about the sample and about the observations that have been made.
  • Include the numbers, tables, charts, and graphs used to describe, organize, summarize, and present raw data.

Inferential:

  • Inferential statistics are techniques that allow making generalizations about a population based on random samples drawn from the population.
  • Allow assessing causality and quantifying relationships between variables.
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