Choo Choo Paper Company makes various types of paper products. One of their products is a 30 mils thick paper. In order to ensure that the thickness of the paper meets the 30 mils specification, random cuts of paper are selected and the thickness of each cut is measured. A sample of 256 cuts had a mean thickness of 30.3 mils with a standard deviation of 4 mils.

Ichelle is attending college and has a part-time job. once she finishes college, michelle would like to relocate to a metropolitan area. she wants to build her savings so that she will have a "nest egg" to start her off. michelle works out her budget and decides she can afford to set aside $9090 per month for savings. her bank will pay her 4 %4% per year, compounded monthly, on her savings account. what will be michelle's balance in five years?

Atelephone call center uses three customer service representatives (csrs) during the 8: 30 a.m. to 9: 00 a.m. time period. the standard service rate is 3.0 minutes per telephone call per csr. assuming a target labor utilization rate of 80 percent, how many calls can these three csrs handle during this half-hour period?

Mr. drucker uses a periodic review system to manage the inventory in his dry goods store. he likes to maintain 15 sacks of sugar on his shelves based on the annual demand figure of 225 sacks. it costs $2 to place an order for sugar and costs $1 to hold a sack in inventory for a year. mr. drucker checks inventory one day and notes that he is down to 9 sacks; how much should he order?