N580 M13 Exam Questions and Complete Solutions Graded A+

N580 M13 Exam Questions and
Complete Solutions Graded A+
In general, the greater the between group variance compared to the within group variance, the more
likely you are to:



find statistical significance

support the null hypothesis

conclude that your sample was too small

reject the research hypothesis - Answer: find statistical significance



In one-way analysis of variance, the independent variable (also called the factor or grouping variable)
can be measured at the:



any level

nominal level

interval level

ratio level - Answer: nominal level



In a one-way ANOVA, which of the following are true: - Answer: It is conducted to analyze a dependent
variable that is measured at the interval or ratio level



Its outcome is a numerical value for the F statistic



Is similar to the t-test because the null hypothesis (no differences between groups) is rejected when the
analysis yields a smaller p value (e.g., <.05)



Although the ANOVA is a very robust test, when the assumptions for the test are seriously violated, you
should consider running: - Answer: Kruskall-Wallis Test