IA has been classified as a tool for quantitative analysis of classroom transactions. And it is rather a general atomosphere among the researchers and teachers that the quantitative analysis reveals not as much as we expect. Hence it is sometimes said to be a second rate tool when it comes to a serious attempt to get insights about classroom transaction. In this article the author presents some evidence that a quantitative study can be qualitative. From the Point of training the future teacher of EFL, the quantitative tool can be more revealing.