Can be associated with each variable. Some values do not need to view the page, but we can be calculated from data from the hypothesis and application co.
The relationship can be traced for each variable. Some things do not need to go to the venue. It can be calculated by the application of theory and limited information.
The relationship among each variable. Which some of the need to see the face. But we can be calculated from the application of theory and use the Information Co., Ltd.