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Inclusive and Exclusive Either-Or
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LSAT
LSAT.039 Inclusive and Exclusive Either-Or
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If the analyst used projection P, the analyst did not use projection Q. The report says the analyst used projection P or projection Q. Which inference follows?
A
The analyst used exactly one of projection P and projection Q.
B
The analyst used both projection P and projection Q.
C
The analyst used neither projection P nor projection Q.
D
The analyst must have used projection P rather than projection Q.
E
Using projection Q guarantees that projection P was also used.
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