The Traditional Midpoint of the Distribution of IQ Scores Is

question 317

Multiple Choice

The traditional midpoint of the distribution of IQ scores is 100. Because of the Flynn effect or "rising curve" effect, this midpoint ______.

• A)had to be moved up to 128 to accommodate improved test performance since 1910
• B)has to be moved down by about 3 points per decade
• C)remains at 100, but the IQ score distribution has to be recalibrated upward periodically
• D)is no longer at the exact centre of the distribution

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Mark-up

The amount added to the cost price of goods to cover overhead and profit.

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