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What setback did the Bush administration suffer in its war on terror in 2008?
Alternative Hypothesis
The hypothesis that proposes a difference or effect, in contrast to the null hypothesis, which asserts no effect or relationship.
One-tailed
Refers to a type of statistical test where the hypothesis specifies a direction of the expected difference or relationship.
Standard Deviation
An indicator of how much the values in a dataset spread out or vary from one another.
Standard Error
A measure of the statistical accuracy of an estimate, indicating the variability of sample means around the population mean.
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