background for ANOVAs and t-tests
Not what you're looking for?
Can you help me answer these questions
What is the theory underlying ANOVA? Why is it important? What are the differences between a two sample t-test and ANOVA hypothesis testing?
Why do we use nonparametric tests?
Describe a psychological research situation or scenario that would use a nonparametric test. Why would the nonparametric test be used?
Purchase this Solution
Solution Summary
ANOVAs and t-tests are studied. Describe a psychological research situation or scenario that would use a nonparametric test. Why would the nonparametric test be used?
Solution Preview
ANOVA vs t-test
An ANOVA is closely related to a t-test in that a t-test looks at the difference between the means of two groups (two samples) while an ANOVA looks at the difference of means between three or more groups. This is important because a t-test cannot be used to investigate differences among three or more groups. In order to do this, you need to make A LOT of different t-test calculations and, in doing so, your chance for a Type I error increases. So the theory underlying these two procedures is the same (test ...
Purchase this Solution
Free BrainMass Quizzes
Measures of Central Tendency
Tests knowledge of the three main measures of central tendency, including some simple calculation questions.
Know Your Statistical Concepts
Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.
Terms and Definitions for Statistics
This quiz covers basic terms and definitions of statistics.
Measures of Central Tendency
This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.