Every Now and Then, IQ Scores Have to Be Recalibrated

question 102

Multiple Choice

Every now and then, IQ scores have to be recalibrated. This is due to

• A) problems with dynamic testing.
• B) problems with static testing.
• C) cultural bias.
• D) the lack of standardization.
• E) the Flynn effect.

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Definitions:

Resamples

The practice of drawing repeated samples from a given dataset, often with replacement, to estimate the precision of sample statistics.

Permutation Test

A non-parametric statistical test that assesses the significance of a difference between groups by computing all possible outcomes under rearrangements of labels.

P-value

The probability of obtaining test results at least as extreme as the results observed, under the assumption that the null hypothesis is true.

Test Statistic

A calculated value used in statistical hypothesis testing to determine whether to reject the null hypothesis.