Statements:
All trees are plants.
No plant is a flower.
Conclusions:
I. Some plants are not flowers.
II. Some trees are flowers.
No plant is a flower (E) ⇒ I.I. ⇒ Some plants are not flowers (O). Hence, conclusion I follows. All trees are plants (A) + No plant is a flower (E) ⇒ No tree is a flower(E). Hence, conclusion II will not follow.
Multicollinearity causes
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...