Q.1 A researcher is interested in evaluating the hypothesis that working long hours may interfere with sleep. The sleep of eight participants who usually work long hours and eight normal

controls is monitored for three successive nights. The average number of hours slept by each subject during the last two nights is shown below: Which statistical test will you conduct? ii. Write the null and alternate hypotheses (iii) Is this a one tail or two tail test? iii. Use Minitab to calculate the test statistic (copy and paste the required values from Minitab here. If you cannot copy and paste, type the values here) iv. What is your conclusion?

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