Researchers conducted a study to estimate the relationship between a subject’s brain activity while watching a television commercial and the subject’s subsequent ability to 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 commercials and a short one for each product 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. 1 2345678910 Long Commercial Recall 10845346457
Short Commercial Recall3 565422522
the claim that long commercials recall is more than a short one (The duration of the commercial make a difference to recall). Calculate the test statistics.
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