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In studies investigating the impact of optimism on immune function, findings indicate that:
One-tailed Test
A statistical hypothesis test in which the alternative hypothesis specifies a direction of the effect.
One-tailed Hypothesis Test
A statistical test in which the region of rejection is on only one side of the sampling distribution, used when a specific direction for the data is predicted.
Level Of Significance
A threshold in hypothesis testing, below which the null hypothesis is rejected, indicating a statistically significant result.
Average Hourly Wage
The average earnings of employees per hour worked.
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