There are 327 official ports of entry in the United States. The Department of Homeland Security selects 15 ports of entry at random to be audited for compliance with screening procedures of incoming travelers through the primary and secondary vehicle and pedestrian lanes. What kind of sample is this? a. Stratified sample b. Systematic sample c. Cluster sample d. Simple random sample

Answer the following questions using the information below: southwestern college is planning to hold a fund raising banquet at one of the local country clubs. it has two options for the banquet: option one: crestview country club a. fixed rental cost of $1,000 b. $12 per person for food option two: tallgrass country club a. fixed rental cost of $3,000 b. $8.00 per person for food southwestern college has budgeted $1,800 for administrative and marketing expenses. it plans to hire a band which will cost another $800. tickets are expected to be $30 per person. local business supporters will donate any other items required for the event. which option has the lowest breakeven point?

After graduation, you plan to work for dynamo corporation for 12 years and then start your own business. you expect to save and deposit $7,500 a year for the first 6 years (t = 1 through t = 6) and $15,000 annually for the following 6 years (t = 7 through t = 12). the first deposit will be made a year from today. in addition, your grandfather just gave you a $32,500 graduation gift which you will deposit immediately (t = 0). if the account earns 9% compounded annually, how much will you have when you start your business 12 years from now?

Although appealing to more refined tastes, art as a collectible has not always performed so profitably. during 2003, an auction house sold a sculpture at auction for a price of $10,211,500. unfortunately for the previous owner, he had purchased it in 2000 at a price of $12,177,500. what was his annual rate of return on this sculpture? (a negative answer should be indicated by a minus sign. do not round intermediate calculations and enter your answer as