Business, 17.07.2019 06:10, oaaliyah505

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.60 110 75 35 90 55 30 23 100 110 105 95 105 60 110 120 95 90 60 70
(a) use a calculator with mean and sample standard deviation keys to find the sample mean price x and sample standard deviation s. (round your answers to two decimal places.)
(b) 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. (round your answers to two decimal places.)

Answers: 3

Show answers

Other questions on the subject: Business

Business, 22.06.2019 15:10, emilee30

You want to have $80,000 in your savings account 11 years from now, and you’re prepared to make equal annual deposits into the account at the end of each year. if the account pays 6.30 percent interest, what amount must you deposit each year? (do not round intermediate calculations and round your answer to 2 decimal places, e. g., 32.16.)

Answers: 1

continue

Business, 22.06.2019 19:30, alejandra340

Adisadvantage of corporations is that shareholders have to pay on profits.

Answers: 1

continue

Business, 22.06.2019 19:50, ahoney2233

Statistical process control charts: a. indicate to the operator the true quality of material leaving the process. b. display upper and lower limits for process variables or attributes and signal when a process is no longer in control. c. indicate to the process operator the average outgoing quality of each lot. d. display the measurements on every item being produced. e. are a graphic way of classifying problems by their level of importance, often referred to as the 80-20 rule.

Answers: 2

continue

Business, 22.06.2019 21:50, JewelzSkullz

Which three of the following expenses can student aid recover? -tuition -television -school supplies -parties and socializing -boarding/housing

Answers: 2

continue

Do you know the correct answer?

How much does a sleeping bag cost? let's say you want a sleeping bag that should keep you warm in t...