All of the Following Are Identified in the Textbook as Negative

question 164

Multiple Choice

All of the following are identified in the textbook as negative influences on prenatal development, except

• A) certain prescription and non-prescription drugs.
• B) maternal infections and illnesses.
• C) maternal inactivity.
• D) poor maternal nutrition.

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Definitions:

Expected Frequencies

The anticipated count of occurrences in each category of a variable, based on probability distributions or theoretical expectations.

Critical Value

A point on a statistical distribution that represents a threshold beyond which a given effect is significant or non-random.

Groups

Collections of individuals or items that are treated as units in a study or experiment, often to compare outcomes.

Null Hypothesis

The null hypothesis is a statement used in statistics that proposes there is no significant difference or effect, and any observed difference is due to sampling or experimental error.