The P-Value for a One-Sided Left-Tail Test Is Given by

question 5

Multiple Choice

The p-value for a one-sided left-tail test is given by

• A)Pr(Z - tact )= φ(tact).
• B)Pr(Z < tact )= φ(tact).
• C)Pr(Z < tact )< 1.645.
• D)cannot be calculated,since probabilities must always be positive.

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