Statistics: The study of data: how to collect, summarize and present it.

Data Analysis :  to collection of facts, such as values or measurements, and then make judgements based on evidence.

Probability:  The chance that something will happen - how likely it is that some event will happen.

Sometimes you can measure a probability with a number: "10% chance of rain", or you can use words such as impossible, unlikely, possible, even chance, likely and certain.