Suppose a Population Has a Mean of 450 and a Variance

question 23

Multiple Choice

Suppose a population has a mean of 450 and a variance of 900.If a random sample of size 100 is drawn from the population,the probability that the sample mean is between 448 and 453 is _______.

• A) 0.4972
• B) 0.6826
• C) 0.4101
• D) 0.5899
• E) 0.9878

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Definitions:

Underemployment

A situation where individuals are working fewer hours than they prefer or are employed in positions that do not utilize their skills or education level fully.

Production Possibilities Curve

A graphical representation that shows the maximum quantity of one good that can be produced for each possible quantity of another good, given the available resources and technology.

Capital Equipment

Long-term, tangible assets acquired or used to produce goods and services, such as machinery, buildings, and vehicles.

Technological Knowledge

Information and expertise related to the practical application of science and engineering in creating products, processes, and services.