Statistical Data from 2008 Noted That the Average Age of Nurses

question 10

Multiple Choice

Statistical data from 2008 noted that the average age of nurses was:

• A)30.8
• B)34.2
• C)52.1
• D)46.0

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Definitions:

Least Squares

A mathematical method used to find the best-fitting line through a set of points by minimizing the sum of the squares of the distances from the points to the line.

Regression Line

A straight line that best fits the data points on a scatter plot, showing the relationship between two variables.

Models

Replicas or systems that represent, simulate, or describe complex phenomena for the purpose of analysis or prediction.