Under What Condition Might We Use Proportions Rather Than Means

question 19

Multiple Choice

Under what condition might we use proportions rather than means as the test statistic?

• A)when sample size is very small
• B)when sample size is very large
• C)when the variable of interest is only interval-ratio in level of measurement
• D)when the variable of interest is only nominal in level of measurement

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Definitions:

Calcium Level

The concentration of calcium in the blood, important for various bodily functions such as bone health, muscle contractions, and blood clotting.

Tetany

A medical condition characterized by involuntary muscle contractions, often resulting from low levels of calcium in the blood.

Hyperkalemia

A medical condition characterized by elevated levels of potassium in the blood, which can lead to cardiac problems and other health issues.

Cardiac System

Pertains to the heart and its associated blood vessels, functioning as the body's mechanism for delivering blood and nutrients throughout.