Use the Given Data to Find the Minimum Sample Size $\hat { p }$

question 41

Multiple Choice

Use the given data to find the minimum sample size required to estimate the population proportion.
-Margin of error: 0.07; confidence level: 90%; from a prior study, $\hat { p }$ is estimated by 0.30.

• A) 116
• B) 103
• C) 8
• D) 348

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Definitions:

Hypothalamus

A region of the brain that regulates various bodily functions, including temperature, thirst, hunger, and the release of hormones from the pituitary gland.

Calcium Levels

The concentration of calcium ions in a particular system, important in biological contexts for bone formation and neuromuscular function.

Endocrine Gland

A gland that secretes hormones directly into the blood rather than through a duct, affecting various bodily functions.

Parathyroid

Small endocrine glands in the neck that produce parathyroid hormone, regulating calcium levels in the blood and bone metabolism.