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# Chi Square PowerPoint PPT Presentation

Chi Square. 謝寶煖 台灣大學圖書資訊學系 2007 年 10 月 13 日. X 2 - test. 自變數、依變數均屬 類別變數 時，運用 X 2 - test 來檢驗其差異顯著性. Outline. Overview Bivariate Tabular Analysis Generalizing from Samples to Populations Chi Square Requirements Collapsing Values Computing Chi Square

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Chi Square

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## X2- test

X2- test

### Outline

• Overview

• Bivariate Tabular Analysis

• Generalizing from Samples to Populations

• Chi Square Requirements

• Collapsing Values

• Computing Chi Square

• Interpreting the Chi Square Value

• Measures of Association

• SPSS procedure

### Overview

• Chi square

• (degree of confidence)(accepting or rejecting)(hypothesis)

• chi square (hypothesis test)

• chi squareinputt-testsANOVA

• Chi squarebivariate tables

• Bivariate Tabular Analysis

• 5050

• (relationship)

• (strong )

• (direction)(shape)

• intervening variable(s)

B

A

• YSPSS

• XSPSS

• Chi-square

• 2X220Fisher

• 2X2Yates

• correlations

• Pearson

• Eta

• Kappa ()Cohen Kappa

Pearson14.027 P0.007.0.01

2=14.027, df=4, p<0.01

* p< .05

** p< .01

***p< .001

• 0APA Style

• H0:XYXY

• H1:XYXY

Pearson12.844 P0.0001.0.001

2=12.844, p<0.0001

Pearson10.122P0.0380.05

0.05(2(4)=10.122, p=0.038)

510

### Web Chi Square Calculator

http://www.georgetown.edu/faculty/ballc/webtools/web_chi.html

• Eq

Q & A