Definition of Statistics:
1. Statistics: science or discipline, branch of mathematics. The science of how to make statistics. Concerned with the study and development of concepts ex: data, statistical testing, probability distributions
2. Statistics: numerical summary of data, descriptive or inferential statistics. Used to estimate or make inferences about populations parameters. Ex: population mean, population variance, population standard deviation
3. Statistics: test status that is a result of a statistical test, result of computation. The results of a comparison between 2 or more populations based on samples drawn from those populations. The results of test for a relationship between variables. Ex: t-tests
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