Researchers gain knowledge about a seemingly haphazard situation by collecting information about a variable. This information is called data. This sub-module explores the two methods for classifying data. The type of data determines what statistical analysis can be performed on the data.
The mathematical theory, use, and application of Statistics is much easier when you know the vocabulary. This module has presented the important terms and basic concepts that will be used throughout the remainder of the course.
Below is a summary of the terms which you should be familiar:
Variable
Population
Sample
Data
Sampling Techniques
Qualitative Data
Interpretation
