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More resources in the SEA blog
- Sample SizeWhen designing a study, determining the sample size is a critical decision. In order to estimate the population average from a sample of units, by means of a confidence interval at the 1-alpha level, that provides a particular precission; we… Continue reading Sample Size
- Average contents: 2Sometimes average is not the most usefull summary statistic. To describe the location of the center of a sample of data, we usually consider the following indexes: Mean Median Depending on the type of data other indexes could be even… Continue reading Average contents: 2
- CausalityCausality does not imply correalation Correlation does not imply causality