For example, if we consider one math class to be a sample of the population of all math classes, then the average number of points earned by students in that one math class at the end of the term is an example of a statistic. What are examples of statistics?Ī statistic is a number that represents a property of the sample. You obtain qualitative data through focus groups, in-depth interviews and case studies. Generally, you collect quantitative data through sample surveys, experiments and observational studies. For this analysis, there are five to choose from: mean, standard deviation, regression, hypothesis testing, and sample size determination. It all comes down to using the right methods for statistical analysis, which is how we process and collect samples of data to uncover patterns and trends. What are the 5 basic methods of statistical analysis?
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