Assuming a researcher runs the following regression where is residual from a regression. If the researcher conducts a hypothesis test with null hypothesis of against an alternative hypothesis of , what type of test is he/she conducting? 
Definitions:
Life Expectancy
The average period that an individual is expected to live, based on statistical averages of age, gender, and other demographic factors.
Leisure Time
Free time not taken up by work, chores, or other obligatory activities, allowing individuals to engage in activities of their choice.
State-Supported Company
A business that receives financial aid, subsidies, or other forms of support from the government.
Government Grant
Financial support provided by the government to individuals, organizations, or businesses for specific projects or purposes, often not requiring repayment.
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