How much does a sleeping bag cost? Let’s say you want a sleeping bag that should keep you warm in temperatures from 20°F to 45°F.
How much does a sleeping bag cost? Let’s say you want a sleeping bag
that should keep you warm in temperatures from 20°F to 45°F. A random sample of prices ($) for sleeping bags in this temperature range is given below. Assume that the population of x values has an approximately normal distribution.110807085100703023100110105951056011012095906070
Find the sample mean price x and sample standard deviation s. x =$ s =$
Using the given data as representative of the population of prices of all summer sleeping bags, find a 90% confidence interval for the mean price μ of all summer sleeping bags.
lower limit $ upper limit $