In Order to Test the Effectiveness of a Drug Called

question 96

Multiple Choice

In order to test the effectiveness of a drug called XZR designed to reduce cholesterol levels,the cholesterol levels of 9 heart patients are measured before they are given the drug.The same 9 patients use XZR for two continuous months.After two months of continuous use,the cholesterol levels are measured again.The comparison of cholesterol levels before versus after the administration of the drug is an example of testing the difference between two ____________.

• A)Samples of equal variances
• B)Independent samples
• C)Paired samples
• D)Samples of unequal variances

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Definitions:

Period Of Time

A specific duration or length of time during which an event occurs or a condition exists.

Expenses

Costs incurred in the operations of a business that are necessary for earning revenue.

Owner's Equity

The residual interest in the assets of an entity after deducting liabilities, often referred to as the net assets or shareholders' equity.

Assets

are resources owned by a business, having economic value and expected to provide future benefits.