Question about how to apply those process in real life

Hi every one

 

I am confused about something

 

the estimate cost is input in the estimate activity duration and develop schedule in contrast to

the project schedule is input in the estimates cost process !!

 

I cannot understand this point , can you please explain it to me 

 

thank you in advance :)

The question that you have raised is quite complicated. Let us break it down a little bit to simplify it. - Paul Savramis