The relationship between takeout & academic performance
Two different research ways
Determine the sample size
Random chooes 30 students to do questionnaire from Senior 1
Others answer collected form Wechat
Determine the questionnaire
Most of students who call takeout are boys.
Most of students who call takeout are senior 2&3.
AP class and CIS class students seldom call takeout.
The students who don't call takeout because takeout is dirty.
Collectig the answer in two ways