A Population Has a Mean of 84 and a Standard

question 122

Multiple Choice

A population has a mean of 84 and a standard deviation of 12. A sample of 36 observations will be taken. The probability that the sample mean will be between 80.54 and 88.9 is

• A)0.0347
• B)0.7200
• C)0.9511
• D)8.3600

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Definitions:

Illogical Reasoning

A process of thought or argumentation that is not based on sound or rational principles, often containing fallacies or errors in logic.

String Theory

A theoretical framework in physics that proposes that the fundamental particles are not point-like dots, but rather tiny, vibrating strings.

Variable

An element, feature, or factor that is likely to vary or change.

Hypothesis

A proposed explanation or assumption for a phenomenon, made as a starting point for further investigation, testable by experimentation or observation.