When an Experiment Has Shown That an Independent Variable Is

question 133

Multiple Choice

When an experiment has shown that an independent variable is a cause of a phenomenon, what is the most reasonable conclusion one should draw?

• A) The hypothesis has been proven correct.
• B) The scientific question has been answered once and for all.
• C) There is evidence that supports the hypothesis, though multiple experiments and methods are still needed.
• D) There is some evidence for an association, but one should be cautious about drawing causal conclusions.

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Definitions:

Sustainable Growth Rate

The maximum rate at which a company can grow its earnings without needing to increase external financing.

Capital Intensity Ratio

refers to a financial ratio that measures the amount of fixed assets a company uses to generate its sales revenue, indicating the level of investment needed to maintain current sales levels.

Profit Margin

A financial metric expressing the ratio of net income to sales, showing the percentage of revenue that remains as profit after all expenses are paid.

Population Average

The mean value of a particular characteristic for the entire population being studied.