The Standard Error of the Mean for a Sample of 100

question 99

Multiple Choice

The standard error of the mean for a sample of 100 is 30.To cut the standard error of the mean to 15,we would

• A)increase the sample size to 200.
• B)increase the sample size to 400.
• C)decrease the sample size to 50.
• D)decrease the sample to 25.

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Definitions:

Palmar Reflex

An involuntary response observed in infants, where the hand closes into a fist when the palm is touched, typically disappearing by 5-6 months of age.

Voluntary Grasping

An intentional act of seizing or holding onto an object using the hands or fingers, often seen as a developmental milestone in infants.

Brazelton Neonatal Behavioral Assessment Scale

A measure of a newborn’s motor behavior, response to stress, adaptive behavior, and control over physiological state.

Adaptive Behavior

The collection of conceptual, social, and practical skills that people have learned to be able to function in their everyday lives.