To increase the adhesiveness of a certain rubber product, an experiment was conducted. Sixteen products were made with the new additive and another 16 without the new additive with the following data recorded. Perform an ANOVA test to determine for significant main and interaction effects at the 0.05 level.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 4GP
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To increase the adhesiveness of a certain rubber product, an experiment was conducted. Sixteen products were made with the new additive and another 16 without the new additive with the following data recorded. Perform an ANOVA test to determine for significant main and interaction effects at the 0.05 level.

                                      Temperature (°C)
           50          55         60         80
Without Additives

2.2

2.8

3.0

3.1

3.2

3.7

3.6

3.1

3.9

3.9

4.0

3.9

3.9

3.1

3.0

2.6

With Additives

4.4

3.9

3.9

4.3

3.8

3.8

4.0

3.6

4.0

4.1

3.7

3.6

3.5

3.6

3.8

4.0

 

Sources of Variation Sum of Squares df Mean Square fc

 

 

 

 

 

       
Total:        
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