It is often necessary for social scientists to study differences in groups, such as gender or race differences in attitudes, buying behavior, or socioeconomic characteristics. When the researcher seeks to estimate group differences through the use of independent variables that are qualitative, dummy variables allow the researcher to represent information about group membership in quantitative terms without imposing unrealistic measurement assumptions on the categorical variables. Beginning with the simplest model, Hardy ...
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It is often necessary for social scientists to study differences in groups, such as gender or race differences in attitudes, buying behavior, or socioeconomic characteristics. When the researcher seeks to estimate group differences through the use of independent variables that are qualitative, dummy variables allow the researcher to represent information about group membership in quantitative terms without imposing unrealistic measurement assumptions on the categorical variables. Beginning with the simplest model, Hardy probes the use of dummy variable regression in increasingly complex specifications, exploring issues such as: interaction, heteroscedasticity, multiple comparisons and significance testing, the use of effects or contrast coding, testing for curvilinearity, and estimating a piecewise linear regression.
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Volume 93. This is an ex-library book and may have the usual library/used-book markings inside. This book has soft covers. Book contains pencil markings. In fair condition, suitable as a study copy. Library sticker on front cover. Please note the Image in this listing is a stock photo and may not match the covers of the actual item, 200grams, ISBN: 0803951280.
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May have some shelf-wear due to normal use. Your purchase funds free job training and education in the greater Seattle area. Thank you for supporting Goodwill's nonprofit mission!
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Good. There is a signature or handwriting on the inside front cover. Sun faded spine. There is heavy highlighting or handwriting throughout the book. The cover has visible markings and wear. This is a paperback copy Fast Shipping-Each order powers our free bookstore in Chicago and sending books to Africa!
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Good. -BOOK IN GREAT CONDITION--Used Texts May Have Used Book Stickers on the Cover. Used texts may NOT contain supplemental materials such as CD's, info-trac, access codes, etc...Satisfaction Guaranteed!