In a Random Sample of 20 Patients Who Visited the Emergency

question 44

Essay

In a random sample of 20 patients who visited the emergency room of hospital 1, a researcher found that the variance of the waiting time (in minutes) was 128.0. In a random sample of 15 patients in the emergency room of hospital 2, the researcher found the variance to be 178.8.
Can we infer at the 5% level of significance that the population variances differ?

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Definitions:

Optimal Taxation

The theory or practice of determining the most efficient and effective way of levying taxes to generate government revenue with minimal economic distortion or inefficiency.

Excess Burden

The societal expense resulting from market inefficiency, which arises when supply and demand are not in balance.

Progressive

A term often used in the context of taxation or political ideology, indicating policies or stances that aim to redistribute resources from the more affluent to the less affluent.

Income Tax

Tax levied by a government directly on income, especially an annual tax on personal income.