Determine the test statistic for the interaction effect.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Determine the test statistic for the interaction effect.

Transcribed Image Text:In a study, a random sample of 20 adults rated the effectiveness of advertisements. Each adult rated an advertisement that lasted 30 or 60 seconds. The block design
in the accompanying table shows these ratings (on a scale of 1 to 5, with 5 being extremely effective). Use a = 0.05 and a technology tool and the given block design to
perform a two-way ANOVA test.
Click the icon to view the block design and ratings.
Ha: There is an interaction effect between
Ha: There is an interaction effect between
На
: There is an interaction effect between
advertising medium and rating on the length of
the ad.
advertising medium and length of the ad on
the rating
rating and length of the ad on the advertising
medium.
Determine the test statistics for the main effects.
Data Table
oxes to complete your choice.
(Round to two decimal places as needed.)
A. The test statistic for the main effect of adv
Advertising medium
Radio
The test statistic for the main effect of len
Length
Television
1, 3, 2, 1, 4
3, 1, 5, 1, 3
B. The test statistic for the main effect of rati
1, 2, 4, 5, 4
3, 5, 1, 5, 5
30 sec
60 sec
The test statistic for the main effect of rati
C. The test statistic for the main effect of adv
Print
Done
The test statistic for the main effect of len
Determine the test statistic for the interaction effect.

Transcribed Image Text:Determine the test statistic for the interaction effect.
F =
(Round to two decimal places as needed.)
Enter your answer in the answer box and then click Check Answer.
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