The discrimination function is a mathematical model can be used to explain the effected factors. In this study the reproduction is very important for life, and it contains a group of sequence events (Delivery and Pregnancy). Event of delivery can be achieved after 270 -280 days and in the case called (Atform), Sometimes the delivery will be between 180-270 days and in this case called (Prematurity). If delivery within less than 180 days in this case called (Abortion). Sometimes delivery will be after 280 days and in this case called (Late delivery). The delivery happens after some events called (Labour), if it is itself called (Spontaus) or inducal and in this case may be normal or artificial. Here in this study we use the analytical methodology. The expected findings, we would like to know the variables that affected and which the first second and third, if there are variables can affect. Lastly we think we can give a good idea for people and also for the economic in the county.