From a Population of Size 600, a Simple Random Sample

question 8

Multiple Choice

From a population of size 600, a simple random sample of size 60 is selected. The sample mean is 400, and the sample standard deviation is 50. An approximate 95% confidence interval for the population total is

• A) 350,000 to 450,000
• B) 232,800 to 247,200
• C) 350 to 400
• D) 388 to 412

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Definitions:

Central

Central refers to something that is of primary importance or located at the middle or core of something.

Somatic

Relating to or affecting the body, especially as distinguished from the mind or consciousness.

Parasympathetic

Pertaining to the part of the autonomic nervous system that conserves physical resources and slows down heart rate.

Axon

The part of the neuron that carries information away from the cell body toward other cells.