A sleep disorder specialist wants to test whether herbal medicine increases the number of hours of sleep patients get during the night. To do so, the specialist randomly selects 14 patients and records the number of hours of sleep each gets with and without the new drug. The table shows the results of the two-night study. Construct a 95% confidence interval for μd.
Construct the indicated confidence interval for μd. Assume the populations are normally distributed. |
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