Find the Standard Deviation for the Given Sample Data $$\begin{array} { l l l l l l l l l l l l } 15 & - 5 & 14 & 8 & - 1 & 10 & - 6 & 1 & 0 & 4 & - 3 & 9\end{array}$$

question 44

Multiple Choice

Find the standard deviation for the given sample data. Round your answer to one more decimal place than is present in
the original data.
-Listed below are the amounts of weight change (in pounds) for 12 women during their first year of work after graduating from college. Positive values correspond to women who gained weight and negative values
Correspond to women who lost weight. $$\begin{array} { l l l l l l l l l l l l } 15 & - 5 & 14 & 8 & - 1 & 10 & - 6 & 1 & 0 & 4 & - 3 & 9\end{array}$$

• A) 7.6 lb
• B) 7.4 lb
• C) 7.2 lb
• D) 6.9 lb

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Definitions:

Concrete Operational

A stage in Piaget’s theory of cognitive development where children are able to think logically about concrete events.

Formal Operational

A stage in Jean Piaget's theory of cognitive development during which individuals develop the ability to think abstractly and systematically.

Autonomy

The degree of freedom and independence an individual has in making decisions or performing tasks.

Integration

The process of combining parts into a whole, or incorporating individuals into a larger group or system.