Statistics How To

Basic Statistics (Descriptive Statistics)

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The word “Basic Statistics” might be a misnomer. There’s really nothing simple about calculating a standard deviation! Here you’ll find a series of articles that breaks basic statistics down into simple steps — everything from finding a range to understanding the difference between different variable types.

How-To Articles for Basic Statistics

  1. Interquartile Range: How to Find it.
  2. Discrete Variable vs Continuous Variables.
  3. How to Find a Range.
  4. How to Detect Fake Statistics.
  5. How to Find a Five Number Summary.
  6. How to Tell the Difference Between Different Sampling Methods.
  7. How to Find the Sample Standard Deviation.
  8. How to find standard deviation (more examples).
  9. How to Find the coefficient of variation.
  10. How to Find Outliers.
  11. How to Classify a Variable as Quantitative or Qualitative.
  12. How to Find the Pooled Sample Standard Error.
  13. How to Tell the Difference Between a Statistic and a Parameter.
  14. How to Find the Population Variance.
  15. How to Find the Sample Mean.
  16. Regression to the Mean.


  1. How to Find the Mode.
  2. How to Find the Mean in Excel.
  3. How to Find the Mode in Excel.
  4. How to Find the Median in Excel.
  5. How to Find the Standard Deviation in Excel.
  6. How to Find an Interquartile Range in Excel.
  7. How to Find a 5 Number Summary in Excel.


  1. What is an Absolute Value?
  2. What is Bias in Statistics?
  3. What is Bivariate Data?
  4. What are Categorical Variables?
  5. What is a Census?
  6. What is a Continuous Variable?
  7. What is a Dependent Event?
  8. What is a Discrete Variable?
  9. What is Elementary Statistics?
  10. What is a Factorial?
  11. What is a Five Number Summary?
  12. What is an Independent event?
  13. What is the Interquartile Range formula?
  14. Interquartile range: How to find it.
  15. What is an IQR?
  16. What are measures of dispersion?
  17. What are Outliers?
  18. What is the Mean, Mode and Median?
  19. What is a Parameter?
  20. What are Parameter Statistics?
  21. What are Quantitative Variables?
  22. What is Sample Variance?
  23. What is Standard Deviation?
  24. What is a Statistic?

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