If P[X] =.25 and P[Y] = .80, which of the following inequalities must be true? I. P[XnX] ≤.25 II. P[Xnx] ≥.20 III. P[XnY] ≥.05 A B с D I only I and II only I and III only II and III only

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If P[X] = .25 and P[Y] = .80, which of the following inequalities must be true?
I.
P[XnY] ≤.25
II. P[Xnx] ≥.20
III. P[XY] ≥.05
A
B
с
D
E
I only
I and II only
I and III only
II and III only
The correct answer is not given by any of these
Transcribed Image Text:If P[X] = .25 and P[Y] = .80, which of the following inequalities must be true? I. P[XnY] ≤.25 II. P[Xnx] ≥.20 III. P[XY] ≥.05 A B с D E I only I and II only I and III only II and III only The correct answer is not given by any of these
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