Question
In: Statistics and Probability
9) An advertising executive wished to compare two commercials to see which one people liked better....
9) An advertising executive wished to compare two commercials to see which one people liked better. He planned to show each commercial to a separate group of 15 people and compute the mean rating for each one, to see if there was a difference. With α=0.05, what should his rejection region be?
1.t>1.7011
2.t>2.0484
3.t<-1.7011 or t>1.7011
4.t<-2.0484 or t>2.0484
Solutions
orchestra answered 2 years agoRelated Solutions
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