Data Analysis In Quantitative Studies

Question 1

What is independent t-test?

Answer 1

Compare two independent variables (parametric) between factor

Question 2

What is dependent t-test?

Answer 2

Compares scores from same or matched sample (parametric) within factor

Question 3

What is Mann-Whitney U?

Answer 3

Nonparametric independent sample test
- 2 separate groups but not normally distributed

Question 4

What is Wilcoxon t-test?

Answer 4

Non-parametric dependent sample test
- one group not normally distributed

Question 5

What is one-way ANOVA

Answer 5

Extension of two sample t-tests
- can have repeated measures
-many groups

Question 6

What is factorial ANOVA

Answer 6

• randomized (between factors), repeated measures, split-plot

Question 7

What is MANOVA

Answer 7

More than one DV

Question 8

What does ANCOVA and MANCOVA allow you to control for?

Answer 8

A third variable

Question 9

How to know relationship among variables?

Answer 9

Correlation
- pearson r (parametric)
- spearman rho (nonparametric)
Regression
- for prediction and/or explanation