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Title: How do I calculate a proportionate reduction in error ? Post by: Kfranco26 on May 25, 2015 An educational psychologist wants to predict how well students will do on a particular multiple-choice test based on a measure of their ability to follow instructions. Their actual scores are 3, 7, and 11, and their respective predicted scores are 5, 7, and 9. What is the proportionate reduction in error?
Title: Re: How do I calculate a proportionate reduction in error ? Post by: bio_man on May 25, 2015 Content hidden
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