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IV... Canvas Sign-In Other bookmarks Reading lis cigarettes smoked per day was 12.6 with a standard deviation of 2.9. The Surgeon General was interested in
IV... Canvas Sign-In Other bookmarks Reading lis cigarettes smoked per day was 12.6 with a standard deviation of 2.9. The Surgeon General was interested in whether there was strong evidence that the average number of cigarettes smoked per day is different between males and females, according to the Surgeon General's report. Question: What would be the correct R function call for this test? Choose only one. (Note: 'smoking' stores information on number of cigarettes smoked, while 'gender' indicates the person's gender.) Female Male T 12.6 13.5 5d 2.9 3.2 n 85 80 O t.test(smoking~gender, paired = TRUE, alternative = "greater") O t.test(smoking-gender, paired = FALSE, alternative = "greater") O t.test(smoking ~ gender, paired = TRUE, alternative = "two.sided") O t.test(smoking-gender, paired = FALSE, alternative = "two.sided")
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