Recent Posts

Interpolation within Distribution Tables

Interpolation within Distribution Tables


Most statistics books and the CRE Primer have tables that permit you to avoid calculating probability for common distributions. The normal distribution requires numerical methods to conduct the calculations and would not be feasible during the CRE exam. Continue reading

  1. Confidence Interval for a Proportion – Normal Approximation Leave a reply
  2. Confidence Intervals for MTBF 1 Reply
  3. Confidence Interval for Variance 1 Reply
  4. Chance of Catching a Shift in a Control Chart Leave a reply
  5. PDF to CDF with Brief Calculus Refresher Leave a reply
  6. Run Test for Randomness Leave a reply
  7. The Wald Wolfowitz Run Test for Two Small Samples 2 Replies
  8. Why do statistical based testing? Leave a reply
  9. Retro Standard Deviation Calculation Leave a reply