MATH 1401: Elementary Statistics (TI Calculator and Free Websites)

Module 1 Summary

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
  • Parameter
• Sample
  • Statistic
• Data
  • Type of Data
    • Qualitative
    • Quantitative Discrete
    • Quantitative Continuous
  • Level of Measurement
    • Nominal
    • Ordinal
    • Interval
    • Ratio
• Sampling Techniques
  • Random
  • Systematic
  • Convenience
  • Stratified
  • Cluster
• Qualitative Data
  • Categorical Frequency Distribution
  • Graphs
    • Bar graph
    • Pie Chart
  • Interpretation
    • Most
    • Least
    • Ranks