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The accompanying data set gives the additional sleep in hours obtained by a sample of 10 patients using a certain sleep aid. Preliminary data analyses
The accompanying data set gives the additional sleep in hours obtained by a sample of 10 patients using a certain sleep aid. Preliminary data analyses indicate that the t-interval procedure can reasonably be applied. Complete parts (a) and (b) below. Click here to view the additional sleep hours. Click here to view page 1 of the t-table. Click here to view page 2 of the t-table. a. Obtain and interpret a 99% confidence interval for the additional sleep that would be obtained on average for all people using the sleep aid. (Note: x = 1.93 hr and s = 2.076 hr.) The 99% confidence interval is from hour(s) to hour(s). (Round to two decimal places as needed.) - X Additional Sleep Hours g the sleep aid is between the interval's bounds. sleep aid is between the interval's bounds. 1.7 0.5 -0.4 5.2 4.2 al sleep times that are between the interval's bounds. 0.2 - 0.4 4.2 1.1 3.0 terval's bounds. ce the 99% confidence interval's | lower bound is greater than Print Done NextDiscuss the relationship between the margin of error and the standard error of the mean. For a (1 - @)-level confidence interval for a population mean when the population standard deviation is known, the margin of error equals the standard error of the meanFor a (1 -
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