Month: November 2015

Recent Posts

Installing PECL stats on Ubuntu 14

If you want to make inferences about a normally distributed population's mean based on a sample, you can't just whip out the normal distribution, because you don't know enough about the population's variance. A project I'm working presented exactly this problem, and currently the codebase is in PHP, so I needed a way to install PECL's stats package, which includes the function for the poorly documented t-distribution, stats_cdf_t. Installing it (and getting it to work) proved to be a difficulty, so I'm documenting it here in the hope it might be useful to someone else.

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