Research Classs Quiz 12

What is the main difference between One-way Chi square test and Two-way Chi square test?

The number of ways that participants are classified

If your data does not allow to calculate means and standard deviation, the data type may not be continuous scale. For categorical scale data, counting frequencies and calculating percentages are only allowed calculation. For these types of data, typical t test, ANOVA test are inappropriate because they are designed for normally distributed data. What are the tests designed for non-normal or distribution free data? Select the most appropriate answer.

nonparametric statistical tests.

What is the most distinct difference in assumptions between parametric and non-parametric statistical test?

normal distribution

If you calculated the mean BMI score for random sample of freshmen and the mean BMI score for random sample of seniors and wanted to compare the two means for statistical significance, which test would be appropriate?

two independent sample t test

For the data below, which statistical test would be appropriate to see if there is a significant relationship between sex assigned at birth and happiness. DATA (n= number of people who answered in that category) Male: n=30 for Happy, n= 40 for Unhappy Female: n=40 for Happy, n= 30 for Unhappy

two-way chi-square test