Why spare one?
Biased and unbiased estimators. The mean one of the unbiased estimators and accurately approximates the population value. The standard deviation is a biased estimator.
Science without sense...double nonsense
Evidence Based Medicine pills
Science without sense...double nonsense
Evidence Based Medicine pills
Read MoreWhy spare one?
From the triangle to the pie
Causality. Some causality models and some of their components are described: component cause, necessary cause and sufficient cause.
The hare and the tortoise
Hazard ratio. The hazard ratio represents the risk of presenting an event, with respect to the control group, in the next instant of time.
A box with whiskers
Boxplot. The boxplot is widely used for its descriptive capabilities. It shows, in a simple way, the shape of a distribution.
The failure of democracy
Vote counting method in reviews. To get a conclusion on the result of a review, it is not enough with the vote counting method. A weighted measure is nedeed.