The big family
Probability distributions. Probability distributions frequently used, different to the normal one, are described: Student’s t, chi-square and Snédecor’s F.
Science without sense...double nonsense
Evidence Based Medicine pills
Science without sense...double nonsense
Evidence Based Medicine pills
Category Statistics
The most famous of bells
The normal distribution. We describe normal distribution, probably the most used in statistics, its properties and the characteristics of the standard distribution.
Counting sheep
Chi-square homogeneity test. The chi-square homogeneity test compares proportions from various samples to see if they come from the same population.
The cooker and his cake
Binomial probability. Binomial probability measures the number of successes of a series of events with a given probability of success for each event.
More than two is a crowd
Analysis of variance (ANOVA). Analysis of variance (ANOVA) is the test used to compare the differences among more than two means of a quantitative variable.