The following information was obtained from matched samples regarding the productivity of four individuals using two different methods of production. 
Let d = Method 1 - Method 2. Is there a significant difference between the productivity of the two methods? Let = 0.05.
Definitions:
Consumption Decisions
Choices made by individuals or households on purchasing goods and services with their available income.
Current Income
Income received by an individual or entity within a specified period of time, such as wages, salaries, or investment income.
Average Income
The amount of income earned per person in a given area or country, calculated by dividing the total income of a population by the number of people in that population.
Bush Administration
Refers to the presidency of George H.W. Bush (1989-1993) or George W. Bush (2001-2009) in the United States, each leading with distinct policies and historical impacts.
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