Determine the test statistic for the interaction effect.

MATLAB: An Introduction with Applications
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Determine the test statistic for the interaction effect.

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: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.
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.
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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