An MPH student is analyzing data from a large (N>1000) federal survey of patient's knowledge of various health topics, focusing his capstone on prostate cancer. If he wanted to test for an association between whether or not a patient has discussed the PSA test with his doctor and whether that patient regularly looks for medical information online (yes/no), what test should be used?

Break the situation down into the components for choosing a statistical test.

• dependent variable?
• dependent variable?
• independent variable(s)?
• type(s) of independent variable(s)?
• What are other things that could affect the statistical analysis?
• Which of the following statistical analysis would you use?

One-sample t-test

Paired t-test

Two-sample t-test

ANOVA

Chi-square test

Simple linear regression

General linear model

Logistic regression

Wilcoxon rank-sum test

Kruskal-Wallis test

Spearman correlation

Fisher's exact test

Log-rank test

Cox proportional hazards model