Tools & Web Apps
- Chi-Square Split Test Calculator
A simple split-test calculator for testing PPC ads, though it can be used to test statistical significance between two populations more generally.
The calculator is based on Jim Ryan's page on the Chi-Square statistic.
- Kerbal Space Planner
(Unfortunately this is now outdated, written for KSP v0.22)
ksplanner is a browser-based VAB planning tool that allows you to piece together stages with stock parts, and automatically calculates mass, Delta-V and TWR on various celestial bodies within the Kerbol system.
- MS Word Formatting Remover
A quick and dirty converter to take content formatted by MS Word and spit out (relatively) safe HTML.