Researchers conducted a study to estimate the relationship between a subject's brain activity while watching a television commercial and subject's subsequent ability recall the contents of commercials. People think that long commercial recall is remembered by the people compared with the short one. In order to understand the difference researcher made 10 long commercial and a short one for each products and commercials are watched by the same person. Then subjects are asked what they remembered from the commercial and giving the correct answers are codded by the following table.
USE 2 DECIMAL Researchers conducted a study to estimate the relationship between a subject's brain activity while watching a television commercial and subject's subsequent ability recall the contents of commercials. People think that long commercial recall is remembered by the people compared with the short one. In order to understand the difference researcher made 10 long commercial and a short one for each products and commercials are watched by the same person. Then subjects are asked what they remembered from the commercial and giving the correct answers are codded by the following table.
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Long Commercial Recall 1086687978 6 Short Commercial Recall 4 23444462 2
Test the claim that long commercials recall is more than short one (The duration of the commercial make a difference to recall )Calculate the test statistics .
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