When Comparing Two Population Variances, We Test H₀ $\sigma _ { 1 } ^ { 2 } - \sigma _ { 2 } ^ { 2 }$

question 66

True/False

When comparing two population variances, we test H₀: $\sigma _ { 1 } ^ { 2 } - \sigma _ { 2 } ^ { 2 }$ = 0.

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Definitions:

Mental Retardation

An outdated and now considered offensive term for intellectual disability, characterized by below-average cognitive ability and impairments in adaptive behaviors.

Autism

A developmental disorder characterized by difficulties in social interaction and communication and by restricted or repetitive patterns of thought and behavior.

Positive Reinforcement

The addition of a rewarding stimulus following a desired behavior, making the behavior more likely to occur in the future.

Behavior Modification Techniques

Strategies used to alter an individual's behaviors through reinforcement, punishment, and other learning principles.