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Tibbs Inc.had the following data for the year ending 12/31/12: Net income = $300; Net operating profit after taxes (NOPAT) = $400; Total assets = $2, 500; Short-term investments = $200; Stockholders' equity = $1, 800; Total debt = $700; and Total operating capital = $2, 300.What was its return on invested capital (ROIC) ?
Type I Errors
Incorrectly rejecting a true null hypothesis, also known as a "false positive" finding in research.
Type II Errors
An error that occurs in statistical hypothesis testing when a false null hypothesis is not rejected, misinterpreting the absence of an effect or difference when one actually exists.
Independent Variable
A variable that is manipulated in an experiment to determine its effect on the dependent variable.
Experimental Manipulation
Involves altering one or more variables in a controlled setting to study their effects on other variables, a key method in experimental research designs.
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