Evidence Based Medicine pills
Evidence Based Medicine pills
Clinical relevance. Clinical relevance should guide us when assessing the results of a study. For this, we will use confidence intervals. We, the so-called human beings, tend to be too categorical. We love to see things in black and white,…
Signs test. Signs test compares two medians using the direction of the values with respect to the mean and binomial probability.
Power and sample size. Power and sample size are two related concepts, which have to do with the ability to detect the studied effect.
Residuals. The calculation of the residuals of a contingency table is shown, using the observed and expected values.
Hypothesis testing. The two types of errors that can be made in a hypothesis testing are described: type I (false positive) and type II (false negative).