0803865 0803865 20-05-2023 Mathematics contestada Music students and art students at a middle school were surveyed to choose a cardiovascular activity: playing sports or dancing. Do you prefer dancing or playing sports? Playing sports Dancing Row totals Music students 32 15 47 Art students 31 22 53 Column totals 63 37 100 What is the marginal frequency of students who chose dancing? 15 22 37 53
