Topic1(Part1)

Topic1part1

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: BASIC BUSINESS STATISTICS Eleventh Edition Berenson Levine Krehbiel Slides Modified by Eugene Li Slide 1 Topic 1 (Part 1) Confidence Intervals about Mean and Proportion for One Population s s s s s s Introduction Interval Estimation of a Population Mean: Large­Sample Case Determining the Sample Size Interval Estimation of a Population Mean Interval Estimation of a Population Proportion (8.1­8.4) [--------------------- x ---------------------] [--------------------- x ---------------------] [--------------------- x ---------------------] µ x Slide 2 Introduction s s Statistical inference is the process by which we acquire information about populations from samples. There are two types of inference: • Estimation • Hypotheses testing Slide 3 Concepts of Estimation s s The objective of estimation is to determine the value of a population parameter on the basis of a sample statistic. There are two types of estimate: Point Estimate Interval Estimate Slide 4 Point Estimate A point estimate draws inference about a population by estima...
View Full Document

This note was uploaded on 01/17/2010 for the course STATS 2225 taught by Professor Li during the Spring '09 term at Langara.

Ask a homework question - tutors are online