The Z-Distribution Is Used to Estimate a Population Mean for Large

question 18

Multiple Choice

The z-distribution is used to estimate a population mean for large samples if the population standard deviation is known."Large" is usually defined as _______.

• A)at least 10
• B)at least 5% of the population size
• C)at least 30
• D)at least 12
• E)at least 100

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Definitions:

Thurstone's Theory

A psychological theory suggesting that attitudes can be quantified through the use of scaled opinion statements, leading to the measurement of psychological attitudes.

Crystallized Intelligence

A form of intelligence characterized by the ability to use learned knowledge and experience.

Fluid Intelligence

The capacity to think logically and solve problems in novel situations, independent of acquired knowledge.

Inductive Reasoning

A method of reasoning in which conclusions are drawn from a set of observations, making broad generalizations from specific instances.