Question
A random sample of sleeping bags contained 35 prices. The sample mean was x = $120.75, and the sample standard deviation was s = $18.25.
A random sample of sleeping bags contained 35 prices. The sample mean was x = $120.75, and the sample standard deviation was s = $18.25. Assume that the prices of sleeping bags are normally distributed. Find a 90% confidence interval for the population mean price for all sleeping bags.
(Keep the answers in 2 decimals)
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Basic College Mathematics With Early Integers
Authors: Marvin L Bittinger, Judith A Beecher
3rd Edition
0321922794, 9780321922793
