M.COM. P-ASSOCIATION OF ATTRIBUTES
################################## ASSOCIATION OF ATTRIBUTES ########### ########### ########### Association of Attributes This is a well-known truth that statistical methods deal with quantitative facts only. The quantitative data may arise in two different ways : (1) The characteristics which are capable of being measured quantitatively are termed as statistics of variables (numerical classification); for instance, height, weight, wages, length, income, expenditure, etc. (2) The characteristics which are not capable of quantitative measurement, are termed as statistics of attributes (descriptive classification). There are certain phenomena like blindness, dumbness, deafness, literacy, etc., which cannot be measured directly. In such cases their presence or absence only can be studied. The quantitative character in such cases arise solely by counting. For example, we can say that an item is defective or not defective, a candidate appeared for an examination may pass or fail. Thus, st