Homework Answers
see this is two tailed test so in table pvalue for two tailed is given and ie. 0.0011 and this is less than 0.01 so reject H0.
for a) option 3 is right and for b) option 3 is right.
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Question number 11 A physician want to see if there was a difference in the average...
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Question 45 Not yet answered Points out of 1.00 Flag question To investigate the effect of smoking on breathing, the tidal volumes of 100 people who smoke and 100 non-smokers were measured using spirometry. To see if there was a significant difference in tidal volume measurements between the two groups of people, a t-test was carried out. The t-test results are presented in this table. Which of the following would be the best conclusion best on the t-test results? Variable...
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