If a Pregnancy Test Can Detect Pregnancy Within Two Weeks

question 160

Multiple Choice

If a pregnancy test can detect pregnancy within two weeks after fertilization, it most likely works by:

• A) detecting the hormone human chorionic gonadotropin in the woman's urine
• B) detecting a rise in the woman's body temperature from 98.6 to about 99.3
• C) detecting the presence of a much higher percentage of alpha brain waves during the woman's sleep cycles
• D) detecting a dramatic increase in the acidity of the woman's urine

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Definitions:

Negative

A term used to describe values, numbers, or expressions that are less than zero, often indicating a direction opposite to what is considered positive.

Positive

A term indicating a value greater than zero, or a positive direction or effect.

Sample Mean

The average value of a random sample taken from a population.

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