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Unformatted text preview: and the midterm score was .5. Assume that the scatter diagram has a football shape. a) Predict the midterm score of a student that studied 18 hours. b) Predict the number of hours studied by a student that had a midterm score in the 90th percentile. 3.) 30 men and 40 women attended a conference. The men had an average weight of 200 pounds with an SD of 20 pounds, and had an average height of 5'11 with an SD of 3 inches. The correlation of the height and weight of the men was .6. The women had an average weight of 140 pounds with an SD of 20 pounds, and had an average height of 5'2 with an SD of 3 inches. The correlation of the height and weight of the women was .5. Find the correlation of the height and weight of all 70 people that attended the conference....
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This note was uploaded on 02/08/2011 for the course STAT 21 taught by Professor Anderes during the Fall '08 term at Berkeley.
 Fall '08
 anderes
 Statistics, Correlation

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