A Politician Wants to Estimate the Percentage of People Who

question 75

Multiple Choice

A politician wants to estimate the percentage of people who like his new slogan. Given that no prior estimate of the population proportion is available, what is the minimum sample size such that the margin of error is no more than 0.08 for a 95% confidence interval?

• A) 105.70
• B) 106
• C) 150.06
• D) 151

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Definitions:

Aldosterone

Mineralocorticoid steroid hormone produced by the adrenal cortex with action in therenal tubule to regulate sodium and potassium balance in the blood.

Sodium and Water

Vital components for physiological functions, closely regulated to maintain fluid balance, nerve transmission, and muscle function in the body.

Excretion

The process of removing waste substances from the body, primarily performed by organs like the kidneys, liver, skin, and lungs.

Jejunostomy Feeding

The provision of nutrition directly into the jejunum (part of the small intestine) through a surgically created opening known as a jejunostomy.