How Does Sample Variance Influence the Estimated Standard Error and Measures

question 27

Multiple Choice

How does sample variance influence the estimated standard error and measures of effect size such as r² and Cohen's d?

• A)Larger variance increases both the standard error and measures of effect size.
• B)Larger variance increases the standard error but decreases measures of effect size.
• C)Larger variance decreases the standard error but increases measures of effect size.
• D)Larger variance decreases both the standard error and measures of effect size.

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Definitions:

Intellectual Disability

A developmental disorder characterized by significant limitations in both intellectual functioning and in adaptive behavior, which covers many everyday social and practical skills.

Neurological Problems

Disorders that affect the brain, spine, or nerves, including conditions like epilepsy, Parkinson’s disease, and multiple sclerosis.

Physical Problems

Physical problems refer to any type of bodily ailment or dysfunction, ranging from minor injuries to chronic diseases, that affects an individual's physical health.

Intellectual Disability

A disorder defined by pronounced restrictions in cognitive capabilities as well as in adaptive behavior, encompassing various essential social and practical abilities.