Casio STAT 2 Manuel d'utilisateur télécharger pdf (Page 65)

Introduction

The Intelligence Quotient test measures a person’s intellectual age versus their

actual age. The scores reported from IQ tests are distributed normally. The

mean is 100 and the standard deviation is 15.

Problems and Questions

1. What percent of the population has a score above 125?

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2. What percent of the population has a score below 75?

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3. What percent of the population has a score between 115 and 150?

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4. What IQ score would you need to be placed in the 96th percentile?

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5. What IQ score would you need to be placed in the 99th percentile?

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6. What would the IQ scores of any outliers be? Explain.

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Name _____________________________________________ Class ________ Date ________________

Activity 12 • IQ Testing

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Casio STAT 2 Manuel d'utilisateur Page 65