Lately, Many Claims Concerning the Health Benefits of Green Tea

question 19

Essay

Lately, many claims concerning the health benefits of green tea have appeared in the news. Suppose you read a claim that says drinking green tea causes weight loss. The information provided states that participants were weighed at the beginning of the study, were then asked to drink 2 cups of green tea every day for 6 weeks, and finally were weighed at the end of the study. Participants who drank the tea for 6 weeks seemed to have lost some weight by the end of the study, so the researchers concluded that green tea is helpful for weight loss. This study has some obvious holes in it. Explain three things that could be done to improve the design of this study. Do not assume any information other that what has been provided.

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Definitions:

Economic Stimulus Package

A package of economic measures put together by a government to stimulate a floundering or stagnant economy and help it recover.

Impact Lag

The time taken between the implementation of an economic policy and the occurrence of its intended effects on the economy.

Federal Budget Deficit

The scenario in which the spending of the federal government surpasses its income within a specific fiscal year.

Discretionary Fiscal Policy

Economic policies based on government spending and taxation that are employed to manage economic fluctuations and steer the economy.