ارجو مساعدتي في الحصول على هذه الكتب
1- statistical concepts and methods
Gouri K. Bhattacharyya
Richard A. Johnson
2- Introduction to Probability and Statistics
William Mendenhall
Robert J. Beaver
1- statistical concepts and methods
Gouri K. Bhattacharyya
Richard A. Johnson
2- Introduction to Probability and Statistics
William Mendenhall
Robert J. Beaver