Purchase Solution

Analysis of Variance with Interaction

Not what you're looking for?

Ask Custom Question

A manufacturing company designed a factorial experiment to determine whether the number of defective parts produced by two machines differed and if the number of defective parts produced also depended on whether the raw material needed by each machine was loaded manually or by an automatic feed system. The following data give the numbers of defective parts produced.

Use ? = .05 to test for any significant effect due to machine, load system, and interaction.

Attachments
Purchase this Solution

Solution Summary

This solution illustrates two factor analysis of variance with replication using Excel Data Analysis Add-In.

Solution Preview

** Please see the attachment for the complete solution **

NB: The analysis is done using the Excel Data Analysis Tool. The manual computation of the ANOVA Table is a tedious task.

Procedure to do the analysis in Excel

Step 1: Open the Excel file and enter the data (see the first sheet "Data").

Step 2: In Excel 2003 or earlier, pull down "Tools" to "Data Analysis" In Excel 2007 click on Data then Data Analysis.

Step 3: Select Anova: Two-factor With Replication.

Step 4: In the Dialog box, enter the ...

Purchase this Solution


Free BrainMass Quizzes
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.

Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.