The Nurse Is Teaching a Parent About Developmental Needs of a 9-Month-Old

question 23

Multiple Choice

The nurse is teaching a parent about developmental needs of a 9-month-old infant. Which statement from the parent indicates a correct understanding of the teaching?

• A) "My child will begin to speak in sentences by 1 year of age."
• B) "My child will probably enjoy playing peek-a-boo."
• C) "My child will sleep about 7 to 8 hours a night."
• D) "My child will be ready to try low-fat milk."

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Definitions:

Chi-Square Value

A statistical measure used in tests of independence and goodness of fit, indicating how expectations compare to actual observed data.

Degrees of Freedom

Degrees of freedom refer to the number of independent values or quantities that can vary in an analysis without breaking any constraints.

Contingency Table

A data table that displays the frequency distribution of the variables.

Expected Frequency

In statistics, the predicted count of occurrences in a category of a contingency table based on probabilities derived from a theoretical distribution.