Stats Modeling the World, 4th Edition

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

Chapter 1 - Stats Start Here - Exercises - Page 11: 13

Answer

Who- researchers, 54 bears What- trying to estimate the weight of bears When- not specified Where- in the woods Why- to make it easier weight from other, more easily determined quantities How- using easier to measure quantities Variable- Weight Type- Quantitative Units- Pounds Variable- Neck Size Type- Quantitative Units- meters, feet, inches etc. Variable- Length Type- Quantitative Units- meters, feet, inches etc. Variable- Sex Type- Categorical

Work Step by Step

W's are found from reading the problem Weight, neck size, length all have units so they must be quantitative. Sex does not have units so it must be categorical.
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