Research Method>>>

We went to the Hsinchuang Stadium on December 24, 2008, January 21, 2009, and February 13, 2009, respectively in the morning, at noon and in the evening to do the following survey.

We investigated the number of exercising people. Each time of investigation lasted 30 minutes. We stood at a fixed point in the stadium to record the number of people passing by. First, we recorded the number of male and female, 30 minutes later, we summed up the total number of male and female.

Investigation Table: the number of exercising people in Hsinchuang Stadium

Investigation time:_________(Year/Month/Date) _________(Time)

Student Investigators:______________________