Stats Modeling the World, 4th Edition

Published by Pearson
ISBN 10: 0133151549
ISBN 13: 978-0-13315-154-1

Chapter 2 - Displaying and Describing Categorical Data - Exercises - Page 39: 25


a) 73.9% is the percentage of white students at a 4-year college, 13.4% are at a 2-year college, 1.5% are military, 5.2% are employed, and 6.0% are others. b) For minorities: 77.2% 4-year college, 10.5% 2-year college, 1.8% military, 5.3% employment, 5.3% others. c) Graph attached d) The white and minority students plans are very similar. The small differences should be interpreted with caution because the total number of minority students is small. There is little evidence of an association between race and plans.

Work Step by Step

Divide each required category with total and then multiply by 100To find a percentage, always find what fraction of a whole a certain thing is. Then, express this fraction as a decimal by performing division. Finally, multiply by 100% to get the decimal expressed as a percentage. Create a chart in MS Excel using the given data.
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