Nominal Tests

Question 1

“Survival test” - Event to Occurence/Time to Event

Answer 1

Log-Rank test

Question 2

“Regression Test” - Outcome Prediction/Association (OR)

Answer 2

Logistic Regression

Question 3

2 Groups of Independent Data

Comparing proportions and if they are different from expected by chance

No cell with expected count of

Answer 3

(Pearson’s) Chi-square test (x^)

Question 4

> /= 3 Groups of Independent Data

Compares group proportions and if they are different from that expected by chance

No cell with expected count of less than 5

Answer 4

Chi-square test of Independence

Question 5

> /= 2 Groups with EXPECTED cell count less than 5

Answer 5

Fishers Exact test

Question 6

2 Groups of Paired/Related Data (before/after, Pre/Post, etc.)

Answer 6

McNemar test

Question 7

> /= 2 Groups of Paired/Related Data

Same principal and assumptions as x^2 yet mathematically factors in concept of paired, or related data

Answer 7

Cochran

Question 8

Adjusts the p value for number of comparisons being made (Cochran)

Very conservative

Answer 8

Bonferroni test of Inequality (Bonferroni correction)

Question 9

Correlation Test

Answer 9

Contingency Coefficient