Beyonce swift's review of previous studies showed that she will need at least 10 subjects per condition for her 3 x 2 within-subjects factorial design. how many subjects will she need? how many subjects would a between-subjects version of this study require?

Aschool allots ? 1500 to spend on a trip to the theatre. theatre tickets have a regular cost of ? 55 each and are on offer for 1 5 off. a train ticket for the day will cost ? 12 each. if 2 teachers and the maximum number of students attend, how much money will the school have left over?