هنآ: اسئلتكم في مآدةة الاحصآء

[rore-al-raja]

17. Ahmad says:" my relative position in Math exam is higher than my relative position
in History exam ". Which of the following z-score values are correct?
A) z-score of Math = -1.5 and z-score of History = -1.5
B) z-score of Math = -1.5 and z-score of History = -1.2
C) z-score of Math = -1.2 and z-score of History = -1.5
D) None of the above

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في الأجابه مكتوب1.2 و1.5 من فين جات الارقام
وهوه مو معطينا في السؤال شي ..؟!