What Is the Argument for Using a One-Tailed Test When

question 89

Multiple Choice

What is the argument for using a one-tailed test when there is a clear basis for predicting a result in a given direction?

• A)The underlying mathematics of one-tailed tests are more accurate.
• B)If the result is opposite to the prediction, the researcher can still do a two-tailed test later.
• C)It is more conservative, in the sense that in using a one-tailed test it is harder to reject the null hypothesis.
• D)A particular theory is being tested, and if the results come out opposite to the theory, that adds no more information than if the result simply had not been significant.

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Definitions:

Marginal Product

The increase in output resulting from a one-unit increase in the amount of a single input, holding all other inputs constant.

Capital For Labor

The process of investing in capital goods to increase productivity, often leading to the replacement of labor with technology.

Price Of Labor

The compensation that workers receive in exchange for their labor, often reflected in wages or salaries.

Marginal Product

The additional output that results from using one more unit of a particular input.