time and the amount of Coffee they take
As you might see in this scatter plot, it was hard to identify any relation between the socializing time and the amount of coffee taken from the raw data. We cannot find linear regression relationship in this scatter plot. There are several outliers and most data are distributed from 0 to 20 socializing times.
However, even though it does not seem
time horizon of the study.
Purpose of the study: Hypotheses testing
We want to explain the relationships between the satisfaction and user’s personal data and the two phone’s performance. We have intermediate variables (age, gender). We also have independent variables(application, cost the phone)and dependent variable(user’s satisfaction). So we think Hypotheses testing can help us enha
time delay가 더 있는 듯한 형태를 보이고 있다.
2-3) IMC(Internal Model Control) Method
i) IMC 의 Transfer function setting
FOPDT model :
이를 바탕으로 공정의 모델 를 설정한다. load 값 이며, 수송지연에 대한 근 사치로 1차 pade 근사식을 사용하면
모델의 Transfer function
을 , 두 부분으로 나누면
Ⅰ. Definition of some terms which will be used and concepts of marketing
1. What is the marketing?
-Many people regard the marketing as sales or advertisement. This is not wrong, but it is a little bit insufficient to understand the marketing wholly. In the marketing, ‘market’ means customers or consumers who buy some products in the market. It is the first step for comprehending the m
Ⅰ. Definition of some terms which will be used and concepts of marketing
1. What is the marketing?
-Many people regard the marketing as sales or advertisement. This is not wrong, but it is a little bit insufficient to understand the marketing wholly. In the marketing, ‘market’ means customers or consumers who buy some products in the market. It is the first step for comprehending the m