Which of the Following Is the Necessary Condition for Creating

question 50

Multiple Choice

Which of the following is the necessary condition for creating confidence intervals for the population mean?

• A) Normality of the estimator
• B) Normality of the population
• C) Known population parameter
• D) Known standard deviation of the estimator

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Definitions:

Intellectual Functioning

The capacity of an individual to act purposefully, think rationally, and deal effectively with the environment, often measured by intelligence quotient (IQ) tests.

Myelination

The process by which nerve fibers are coated with myelin, a fatty substance that speeds up the transmission of nerve signals.

Motor Development

The progressive acquisition of skills involving movement, such as grasping, walking, and coordinating fine motor tasks.

Toddler

A child who walks with short, uncertain steps. Toddlerhood lasts from about 12 months to 30 months of age, thereby bridging infancy and early childhood.