Answer:
https://www.proprofsdiscuss.com/q/65643/explain-the-major-difference-between-satistical-and#:~:text=There%20are%20statistical%20and%20nonstatistical%20methods%20to%20do,she%20will%20be%20using%20their%20judgment%20and%20opinions.
This link should give you the explanation
