Key Statistical Concepts and Data Visualization

Key Statistical Definitions

  • Independence: The random choice of each individual in the sample is not influenced by which other individuals are chosen.
  • Sample of Convenience: Samples chosen because they are easily available.
  • Haphazard Sampling: Samples you hope you chose randomly.
  • Volunteer Bias: Choosing individuals that are more easily available than others.
  • Accuracy: How close the average estimate from many studies is to the parameter.
  • Precision: How spread out repeated estimates are from their average.
Read More