Statistics Archive
21 Jan 2016
Calculating a log normal value from an average and standard deviation
It’s been a bit quiet round here recently due to project work at the office primarily with little Grasshopper work and little in the way of interesting snippets. However, one which I’ve decided to put here for future use is a function to calculate a log normal value from a given average and a given
22 May 2015
Activity Sampling – equations and explanations
What is Activity Sampling? Activity Sampling, also referred to as work sampling, is a method of data collection through observations whereby you take samples of the occurrences, rather than a continuous observational study. It was developed by L.H.C. Tippett in 1927 as a way of monitoring large numbers of machines and workers spread out over