Aprofessor wanted to compare two types of teaching styles. one type is by tutorials and the other is giving a lecture. it is a common belief that tutorials result in better retention. this belief is tested by having 10 students learn a topic by each method and then having them take a test on their knowledge of the material that was covered. them take a test on their knowledge of the material that was covered. a coin flip was used to determine which type of teaching method a student would be given firstteaching method a student would be given first. results indicated that there was no difference in the two types of presentationpresentation.

Biochemical corp. requires $600,000 in financing over the next three years. the firm can borrow the funds for three years at 10.80 percent interest per year. the ceo decides to do a forecast and predicts that if she utilizes short-term financing instead, she will pay 7.50 percent interest in the first year, 12.15 percent interest in the second year, and 8.25 percent interest in the third year. assume interest is paid in full at the end of each year. a)determine the total interest cost under each plan. a) long term fixed rate: b) short term fixed rate: b) which plan is less costly? a) long term fixed rate plan b) short term variable rate plan