Acompany makes auto batteries. they claim that 9 % or their ll70 batteries are good for 70 months or longer. assume that this claim is true. let p be the proportion in a random sample of 60 such batteries

a. what is the probability that this sample proportion is within 0.02 of the population proportion? round your answer to two decimal places.
b. what is the probability that this sample proportion is less than the population proportion by 0.05 or more? round your answer to two decimal places.

Elliott company produces large quantities of a standardized product. the following information is available for its production activities for march. units costs beginning work in process inventory 2,500 beginning work in process inventory started 25,000 direct materials $ 3,725 ending work in process inventory 5,000 conversion 11,580 $ 15,305 status of ending work in process inventory direct materials added 185,750 materials—percent complete 100 % direct labor added 182,375 conversion—percent complete 30 % overhead applied (140% of direct labor) 255,325 total costs to account for $ 638,755 ending work in process inventory $ 62,530 prepare a process cost summary report for this company, showing costs charged to production, unit cost information, equivalent units of production, cost per eup, and its cost assignment and reconciliation. use the weighted-average method. (round "cost per eup" to 2 decimal places.)

Which of the following is an element of inventory holding costs? a. material handling costs b. investment costs c. housing costs d. pilferage, scrap, and obsolescence e. all of the above are elements of inventory holding costs.

What would not cause duff beer’s production possibilities curve to expand in the short run? a. improved manufacturing technology b. additional resources c. increased demand