For each of the following questions, please select which statistical test you would use to answer the research question.

Is heart rate recovery time similar for both females and males?
Variables:
Gender - Nominal;
Heart Rate Recovery Time - Ratio

What effect does depression have on problems sleeping?
Variables:
Depression - Interval
Problem Sleeping - nominal

Are gender and income a predictor of life stress?
Variables
Gender - nominal
Income - ratio
Stress - interval

Is there a relationship between income and life expectancy?
Variables:
Income - ratio
life expectancy - ratio

Is there an association between participation in a rehabilitation program and 2nd arrest for first time criminals?
Variables:
Participation in a rehabilitation program - nominal
2nd Arrest - nominal

Are there gender differences in fear of statistics scores across the three time periods (pretest, post-test, and 3-month follow-up)?
Variables:
Gender - Nominal
Time - Ordinal
Fear of Statistics - Interval

Are  there changes in fear of statistics scores across the pretest, posttest, and 3 month follow-up?
Variables:
Time - ordinal
Fear of Statistics - Interval

Are SAT scores similar across the 5 regions of the U.S.
Variables:
Regions - Nominal
SAT Scores - Interval

Is there a significant change in depression scores from pretest to the post-test?
Variables:
Time - Ordinal
Depression Scores - Interval

Does income predict life expectancy?
Variables
Income - Ratio
Life expectancy - Ratio

Is there a gender and ethnicity effect on math scores?
Variables:
Gender - Nominal;
Ethnicity - Nominal;
Math Scores - Ratio

Are gender and depression predictive of problems sleeping?
Variables
Gender - nominal
Depression Scores - interval
Problem Sleeping - nominal

Does income and life stress predict daily caloric intake?
Variables:
Income - Ratio
Life Stress - Interval
Daily Caloric Intake - Ratio