SummaryNormalApprox

SummaryNormalApprox - Summary: Normal Approximations (...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Summary: Normal Approximations ( independent trials in each sample) X : If n ≥30 then approximately where X ~ N ( µX ,σ X ) σ σX = . n µX = µ and ˆ P: If np ≥ 10 and n(1 − p ) ≥ 10 and binomial criteria hold then approximately where ˆ P ~ N ( µP ,σ P ) ˆ ˆ σP = ˆ p (1 − p ) . n µP = p ˆ and n = sample size 1 ...
View Full Document

This note was uploaded on 03/01/2009 for the course STAT PSTAT 5A taught by Professor Gellar during the Spring '09 term at UCSB.

Ask a homework question - tutors are online