A Sample of N = 4 Scores Is Obtained from a Population

question 68

Multiple Choice

A sample of n = 4 scores is obtained from a population with μ = 70 and σ = 8.If the sample mean corresponds to a z-score of 2.00,what is the value of the sample mean?

• A)M = 86
• B)M = 78
• C)M = 74
• D)M = 72

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Definitions:

Central Nervous System

The part of the nervous system that includes the brain and spinal cord, responsible for processing and coordinating sensory information and responses.

Somatic Nervous System

A part of the peripheral nervous system that transmits sensory and motor signals to and from the central nervous system, controlling voluntary muscle movements.

Axons

Long, slender projections of a neuron that transmit electrical impulses away from the neuron's cell body to other neurons or to muscles or glands.

Nerves

Bundled axons that form neural “cables” connecting the central nervous system with muscles, glands, and sense organs.