Assume That a Sample Is Used to Estimate a Population

question 94

Multiple Choice

Assume that a sample is used to estimate a population proportion p. Find the margin of error E that corresponds to the
given statistics and confidence level. Round the margin of error to four decimal places.
-In a clinical test with 1600 subjects, 800 showed improvement from the treatment. Find the margin of error for the 99% confidence interval used to estimate the population proportion.

• A) 0.0184
• B) 0.0282
• C) 0.0245
• D) 0.0322

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Definitions:

Reduced Risk

Pertains to lowering the likelihood or severity of potential negative outcomes or harms.

Obesity

is a medical condition characterized by excessive body fat accumulation, which can negatively impact health.

Allergies

An immune system response to a foreign substance that's not typically harmful to the body, such as pollen, food, or pet dander.

Asthma

A chronic respiratory condition characterized by episodes of airway constriction, causing wheezing, shortness of breath, chest tightness, and coughing.