Preview a few questions and choices before downloading the original exam file.
3 samples
1
إذا كانت معادلة خط الانحدار هي $\hat{\text{ص}} = 4 - 0\text{٫}8$ س فإن نوع الارتباط بين المتغيرين س ، ص يكون
A
طردى
B
عكسى
C
منعدم.
D
تام.
2
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