A Sampling Distribution of Means for Samples of Students Taking

question 28

Short Answer

A sampling distribution of means for samples of students taking the SAT exam has a population mean of 500 and a standard error of 200.What proportion of sample means would fall between the population mean and a sample mean of 800?

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Definitions:

Availability Heuristic

A cognitive bias that causes people to overestimate the importance of information that is readily available to them.

Hindsight Bias

The tendency to believe, after learning an outcome, that one would have foreseen it, known also as the "I-knew-it-all-along" effect.

Confirmation Bias

The tendency to favor, interpret, and recall information in a way that confirms one's preexisting beliefs or hypotheses.

Representativeness Heuristic

A cognitive shortcut that involves judging the probability of an event by its similarity to a prototype or an example that comes to mind, rather than on objective probability.