STAT 1450 Chapter Notes - Chapter appendix: Type I And Type Ii Errors
Document Summary
All wisdom is rooted in learning to call things by the right name. The purpose of this document is clearly identify the many mathematical symbols used in typical statistics problems. Students need to master these symbols because these symbols are the standard nomenclature in statistical reasoning. In general, greek letters are used for measures of the population (called parameters ) and latin letters are used for measures of one or more samples (called statistics ). The pronunciation and vernacular for each symbol is included as well. N (big en ) (cid:541) ( mu ) (cid:305)2 (lower case sigma squared) (cid:305) (lower case sigma ) (cid:652) (lower case pi ) (cid:545) (lower case rho ) Sample n (little en ) x ( x-bar ) s2 ( ess-squared ) s ( ess ) p (little pea ) r (little are ) Other greek and latin letters are used to symbolize various numerical quantities and mathematical transformations.