Lecture27_HH_PPTX

# Lecture27_HH_PPTX - COMM 291 Applications of Statistics in...

This preview shows pages 1–8. Sign up to view the full content.

Click to edit Master subtitle style 5/10/10 Lecture 27 Section 201 M/W/F 10:00-11:00 COMM 291 Applications of Statistics in 1 1

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
5/10/10 The Chi-Square Test for 2 2
5/10/10 The Chi-Square Test for Convert the results to “column percentages”: Response patterns are beginning to 3 3

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
5/10/10 The Chi-Square Test for 4 4 Use the Row % column to determine the expected counts for each table column (each country):
5/10/10 The Chi-Square Test for 5 5 Following the pattern of the goodness-of-fit test, compute the component for each cell: ( 29 2 Component Obs Exp Exp - = Then, sum the components: ( 29 2 2 all cells Obs Exp Exp χ - = The degrees of freedom are (The for the appearance survey indicates that the differences between countries are not due to random chance.) 2

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
5/10/10 Assumptions and Conditions Check the Counted Data Condition (Section 15.1) Check the Randomization Condition Check the Expected Cell Frequency Condition (Section 15.1) 6 6
5/10/10 Comparing Two Proportions

This preview has intentionally blurred sections. Sign up to view the full version.

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

## This note was uploaded on 04/29/2010 for the course COMM 291 taught by Professor E.fowler during the Spring '10 term at The University of British Columbia.

### Page1 / 15

Lecture27_HH_PPTX - COMM 291 Applications of Statistics in...

This preview shows document pages 1 - 8. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online