https://gdpark.blog/tags/sampling/Recent content in Sampling on gdpark.blogHugoenSat, 18 Nov 2017 00:00:00 +0000https://gdpark.blog/posts/statistics-01-introduction/Sun, 12 Nov 2017 00:00:00 +0000https://gdpark.blog/posts/statistics-01-introduction/A casual dive into why sample variance divides by n-1 and how we use samples to estimate population parameters without measuring absolutely everyone.https://gdpark.blog/posts/statistics-06-derivation-of-the-student-s-t-distribution/Sat, 18 Nov 2017 00:00:00 +0000https://gdpark.blog/posts/statistics-06-derivation-of-the-student-s-t-distribution/Where the ‘Student’ name came from, why we ditch the Z-stat when σ is unknown, and a full derivation of the t-distribution PDF — plus properties and a worked example.