This preview shows pages 1–3. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: 1 Predicting Parameters Generalize beyond the data Generalize beyond the data s Statistic s A characteristic of a sample s Parameter s A characteristic of a population s Statistical inference s The process of estimating parameters from statistics Random Sampling s Random sampling s Allows us to use the logic of statistical inferences, that is, estimating parameters from statistics s Random sample s A collection of phenomena so selected that each phenomenon has an equal chance of being selected 2 Three Kinds of Distributions s Sample Distribution s Mean ( M ) and standard deviation ( s ) s Population Distribution s Mean ( ) and standard deviation ( ) s Sampling Distribution s The distribution of a statistic s Mean ( ) and standard deviation s Standard error of the mean ( M ) M Sampling Error s An estimate of how statistics may be expected to deviate from parameters when sampling randomly from a given population....
View Full Document
- Fall '08