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In one study, a large number of patients were assigned to practice transcendental meditation or to complete an educational program.The transcendental meditation group experienced improvement on a number of health measures relative to the education group.Which of the following criticisms best applies to this study?
Inflation
The speed at which the overall price level of goods and services increases, thereby diminishing the buying power.
Real GDP
Gross Domestic Product adjusted for inflation, providing a more accurate reflection of an economy's size and how it's grown over time.
Economic Welfare
The overall well-being and standard of living of people within an economy, often measured by indicators like income, health, and education.
Net Private Domestic Investment
The total amount spent by businesses and firms in the economy on capital goods, minus depreciation.
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