Which Stage of Cognitive Development Lasts from Approximately Age 11

question 35

Multiple Choice

Which stage of cognitive development lasts from approximately age 11 onward?

• A)concrete operational
• B)sensorimotor
• C)preoperational
• D)formal operational

---

Definitions:

Significance Level

A threshold in hypothesis testing that determines whether a result is statistically significant; often denoted by alpha (α).

Partitioning

The process of allocating the total sum of squares and degrees of freedom to the various components.

Sum of Squares

A statistical technique used to describe the total variation or dispersion of a set of values around the mean; used in various analyses, including variance and regression.

Mean Square

The mean square is a statistical measure used in ANOVA and regression analysis, calculated as the sum of squared deviations from the mean divided by the degrees of freedom.