Analysis of Changes Depend on Use Cases

Intuitions3 Requirements which are frequently changed inhistorical versions are also likely to change in thesubsequent versions— Frequency The probability <strong>of</strong> a requirement change may relateto the gaps between versions where changeshappened and the predicting version— Center <strong>of</strong> Change Gravity The probability <strong>of</strong> a requirement change may relateto the gap between the version which a requirement isinitialized and the predicting version — Lifecycle