Hi Hossein. 

If you have n > 50 you should use kolmogorov-smirnov, and if your n

Dear Enrique

Thank you very much. It was very helpful for me.

Best wishes;

Hossein

Dear colleague,

I have attached one link of normality test article, download it. 

http://ir.unimas.my/12266/1/Data%20Screening.pdf

Dear colleagues;

Thanks a lot for your kind attention.