Stanley wrote a business plan for an entrepreneurship class, and now he has to make bound copies. Stanley could use a printer who charges a setup fee of $50 and $4 for every copy printed. Another possibility is to go to the office supply store, where he could pay an up-front fee of $30 and $8 per copy. There is a certain number of copies that makes the two options equivalent in terms of cost. How much would the copies cost?

Apsychology student wishes to investigate differences in political opinions between business majors and political science majors at her college. she randomly selects 100 students from the 260 business majors and 100 students from the 180 political science majors. does this sampling plan result in a simple random sample? why or why not? no, because each group of 200 students in the sample does not have the same chance of being selected. yes, because each group of 200 students in the sample has the same chance of being selected. no, because each individual student does not have an equal chance of being selected. yes, because each individual student has the same chance of being selected.