With a Confidence Interval of the Sample Mean Equal to Two

question 42

Multiple Choice

With a confidence interval of the sample mean equal to two standard errors,researchers can be _______________ percent certain that the interval contains the true population mean.

• A) 50
• B) 68
• C) 95
• D) 99.7

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Definitions:

Relative Comparisons

The act of evaluating something in relation to another similar item.

Availability Heuristic

A cognitive shortcut that relies on the immediate examples that come to a person’s mind when evaluating a specific topic, concept, method or decision.

Representative Heuristic

A mental shortcut that involves making a probability judgement by comparing an object or event to a prototype of the object or event.

Additive Strategy

An approach where elements are added together to solve problems or make decisions, often seen in mathematics or decision-making processes.