Some IQ tests are standardized to a Normal model with a mean of 100 and a standard
Question:
a) Draw the model for these IQ scores. Clearly label it, showing what the 68-95-99.7 Rule predicts about the scores.
b) In what interval would you expect the central 95% of IQ scores to be found?
c) About what percent of people should have IQ scores above 116?
d) About what percent of people should have IQ scores between 68 and 84?
e) About what percent of people should have IQ scores above 132?
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a b We would expect the central 95 of IQ scores to be w...View the full answer
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Related Book For 
Business Statistics
ISBN: 9780321925831
3rd Edition
Authors: Norean Sharpe, Richard Veaux, Paul Velleman
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