Formal methods for drawing conclusions about a population from a sample are called:

1. Describing the sample is only half the job. 2. The other half reasons from the sample back to the population. 3. The formal methods for that are called inferential statistics. 4. Descriptive statistics stops at organizing and summarizing what was collected. _Source: OpenStax Introductory Statistics 2e (CC BY 4.0), Ch 1 'Sampling and Data', sections 1.1-1.4_