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Part 2, Types of Sampling

This is the second of a three part series on sampling. The third part will come more quickly than the second part. 🙂 There are four types of sampling.  Simple Random Sample, Stratified, Cluster, and Systematic.  I will give a…

Sampling

This is the first of a three-part installment on sampling and inferences made from sampling. As the Presidential race kicks into full gear (we hope it does anyway) we will see more and more polls come out as we get…

The importance of definitions

Back in the 1980’s, Bill James, the pioneer in sabermetrics (which is the study of statistics in baseball) wrote an article that distinguished between a players’ value with respect to the peak of his career compared to his value regarding…

Update on COVID-19

It looks like the modelers have way overshot the original prediction. Before we get into that, let me explain some terms in the statistical world. First of all, there is the term, “statistics”, which is a very broad term, encompassing…


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