1. In each case, are the data collected from a census or a sample?
Justify your answer.
a) To find the favorite TV show of Grade 8 students in a school,
fifteen of the 40 Grade 8 students in the school are surveyed.
b) To find the favorite video game of Ontario 13-year-olds,
all 13-year-old students in Ontario are surveyed.
c) To find out if customers of a chain of coffee shops are
happy with the service, some customers in every shop
were surveyed.