1. Statistics in SPSS Lecture 10
Petr Soukup, Charles University in Prague

2. CORRELATION ANALYSIS 2

3. Correlation coefficient
Measurement of relationship between cardinal and ordinal variables
Effect size for relationship
Values between -1 (perfect negative) and 1 (perfect positive relationship)
0 = no relationship 3

4. Correlation coefficient
Mostly used coefficient: Pearson’s (for cardinal), Spearman’s (for ordinal) and Kendall’s (for ordinal)
Analyze-Correlate-Bivariate 4

5. Correlation coefficient
Basic principles for individual coefficient
Pearson’s (for cardinal) – covariance and standardization
Spearman’s (for ordinal) – correlation for rankings
Kendall’s (for ordinal) – concordance and discordance 5

6. Correlation coefficient
Test for correlation coefficient
Confidence interval for correlation 6

7. HW 7

8. HW10
Try to analyze relationship between two ordinal or cardinal variables by correlation coefficient. Interpret results. 8

9. Thanks for your attention9