Purchase Solution

ANOVA table F test

Not what you're looking for?

Ask Custom Question

Random samples of 25 observations were selected from each of three populations. For these data, SSTR= 120 and SSE = 216.

a. Set up the ANOVA table for this population.

b. At alpha= 0.05 level of significance, can we reject the null hypothesis that the three population means are equal?

Purchase this Solution

Solution Summary

Given the sample size and the sums of squares, this solution shows how to set up the ANOVA table for a one-way analysis of variance and how to use the information in the table to test the null hypothesis that all population means are the same.

Solution Preview

Random samples of 25 observations were selected from each of three populations. For these data, SSTR= 120 and SSE = 216.

a. Set up the ANOVA table for this population.
The treatment degrees of freedom are always one less than the number populations under study. In this case the number of populations is 3 so the degrees of freedom are 2. The total degrees freedom is one less than the total number of ...

Purchase this Solution


Free BrainMass Quizzes
Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

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.

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.