If a One-Sided Hypothesis Test for a Population Mean Yields

question 113

Multiple Choice

If a one-sided hypothesis test for a population mean yields a p-value of 0.023,then what is the smallest level of significance at which the null hypothesis in the corresponding two-sided hypothesis test can be rejected?

• A)10%
• B)5%
• C)2.5%
• D)1%
• E)0.1%

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Definitions:

Visual Cliff

An experimental apparatus designed to give the illusion of a dangerous drop-off, used to study depth perception and fear of heights in infants.

Ambiguous

Open to more than one interpretation or having a double meaning.

External Locus

A belief that one's life events are largely influenced by external forces or the environment, as opposed to internal factors (contrast with internal locus of control).

Conscientiousness

A personality trait characterized by organization, responsibility, and thoroughness.