1. Background Ground of the Research
Increasing the number of students who have food in college student cafeteria.
These days many restaurants outside of school have raised their menu price every year, even if the amount of college students’ allowance keeps the same level. So the number of students, usually junior and senior, who have food in college student cafeteria, is on the i
Ⅰ. INTRODUCTION
In fourth semester most of our department students attend the subject of mechanical manufacturing practice and we have made a bolt by ourselves. But the process was not a soft job. A bolt and nut is used diversely but it seemed that we don't know much about a importance and manufacture of bolts.
A bolt is a threaded fastener used in industry to make two or more mechanical
test. And it revealed no significant group mean difference.
To check this result, the item ‘Before I decided whether to buy the product, I would look in some other shops to compare prices’ was conducted. And, it yielded non-significant result. However, the item ‘I would only feel happy about buying the product here if I could first check how much it cost in other shops’ was significant.
♣ 실험법의 정의
- 실험법은 보편적으로 한 개 이상의 독립변수와 한 개 이상의 종속변수와의 인과관계를 밝히는 고도의 연구방법이다.
- 실험은 (1) 행동을 취하고 (2) 그 행동의 결과를 관찰하는 것이다. 비교적 제한 적이고 잘 정의된 개념과 명제들을 가진 연구 프로젝트에 특별히 잘 맞는다.
지가 있다.
* 전화 서베이: 랜덤으로 번호를 돌려 다이얼하는 방법을 주로 쓰지만 전화기를 고 있는 가구에만 물을 수 있고 전화를 받을 경우에만 물을 수 있다는 단점이 있다. 또한 사람들이 전화 서베이에 갖는 부정적인 의견 역시 단점이다.
* 우편 서베이: 개인적이며 당혹스러울 만한 주제를 다루