Which of the Following Does NOT Increase Statistical Power

question 39

Multiple Choice

Which of the following does NOT increase statistical power?

• A) decreasing alpha
• B) using a one-tailed hypothesis
• C) increasing sample size
• D) exaggerating differences between levels of the independent variable

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Definitions:

Profitability Index

A financial metric used to determine the desirability of an investment, calculated as the present value of future cash flows divided by the initial investment cost.

Crossover Rate

The rate at which two projects have the same net present value, used in capital budgeting to compare projects.

Mutually Exclusive

Situations or events that cannot occur at the same time, implying that the occurrence of one event excludes the occurrence of the other.

NPV

Net Present Value, a method to assess the profitability of an investment by comparing the present value of cash inflows to the present value of cash outflows.