Find the Mean, Median, and Variance

question 9

Short Answer

Find the mean, median, and variance. If necessary, round to the nearest hundredth.

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Definitions:

Cognitive Development

The process by which an individual's ability to think, understand, and interact with the world evolves over time.

Piaget's Theory

A theory of cognitive development proposed by Jean Piaget, outlining how children's ability to think and reason progresses through distinct stages as they grow.

Dendritic Spine Density

The number of dendritic spines (tiny protrusions found on dendrites of neurons) per unit length, which affects the strength and plasticity of synaptic connections.

Dorsolateral Prefrontal Cortex

The dorsolateral prefrontal cortex is a region of the brain involved in executive functions, such as working memory, cognitive flexibility, planning, inhibition, and abstract reasoning.