In order to determine the average weight of carry-on luggage by passengers in airplanes, a sample of 36 pieces of carry-on luggage was collected and weighed. The average weight was 19 pounds. Assume that we know the standard deviation of the population to be 8.5 pounds. What is the Margin of Error (MOE) if a 97% confidence interval is desired?
What is a 97% confidence interval (CI) estimate for the mean weight of the carry-on luggage?

What is the Margin of Error (MOE) if a 95% confidence interval is desired?

What is a 95% confidence interval (CI) estimate for the mean weight of the carry-on luggage?

Discuss why the 97% and 95% confidence intervals are different.
How large the sample must be in order to obtain 97% confidence interval with margin of error equal to 3.0 lb.

Costco wholesale corporation operates membership warehouses selling food, appliances, consumer electronics, apparel and other household goods at 471 locations across the u.s. as well as in canada, mexico and puerto rico. as of its fiscal year-end 2005, costco had approximately 21.2 million members. selected fiscal-year information from the company's balance sheets follows. ($ millions). selected balance sheet data 2005 2004 merchandise inventories $4,015 $3,644 deferred membership income (liability) 501 454 (a) during fiscal 2005, costco collected $1,120 cash for membership fees. use the financial statement effectstemplate to record the cash collected for membership fees. (b) in 2005, costco recorded $46,347 million in merchandise costs (that is, cost of goods sold). record thistransaction in the financial statement effects template. (c) determine the value of merchandise that costco purchased during fiscal-year 2005. use the financial statementeffects template to record these merchandise purchases. assume all of costco's purchases are on credit.

What historical context does wiesel convey using the allusion of a fiery sky? he compares the sky to hell. the fires from air raids during world war ii the cremation of jews in the concentration camps the outbreak of forest fires from bombs in world war ii

Consider the following three bond quotes; a treasury note quoted at 87.25, and a corporate bond quoted at 102.42, and a municipal bond quoted at 101.45. if the treasury and corporate bonds have a par value of $1,000 and the municipal bond has a par value of $5,000, what is the price of these three bonds in dollars? multiple choice $872.50, $1,000, $1,000, respectively $1,000, $1,024.20, $1,001.45, respectively $872.50, $1,024.20, $5,072.50, respectively $1,000, $1,000, $1,000, respectively