Pyramid intervals are the secret of successful runners! In the world of running, there are numerous training methods aimed at ...

Good news: starting your running journey doesn't have to require diving in head-first and sprinting for 30 minutes straight. If you’ve never been much of a runner (or you’re starting to get back into ...

Confidence intervals estimate likelihood of a data set's accuracy, aiding financial decisions. Utilizing confidence intervals in risk management helps stabilize cost forecasts. Larger sample sizes ...

Confidence intervals are a standard output of many free and paid A/B testing tools. Most A/B test reports contain one or more interval estimates. Even if you’re simply a consumer of such reports, ...

Using the power duration curve, we can further break down iLevels into specific time and intensity targets to give the coach or athlete even greater actionable intelligence to identify the optimal ...