{"product_id":"9781071950340-modeling-nonlinearity-and-interaction-in-regression-analysis-using-spline-variables-quantitative-applications-in-the-social-sciences","title":"Modeling Nonlinearity and Interaction in Regression Analysis Using Spline Variables","description":"\u003cmeta content=\"text\/html; charset=utf-8\" http-equiv=\"Content-Type\"\u003e\u003cp\u003e\u003cspan\u003e\u003cp\u003eThis volume addresses the issue of linear constraints in regression modeling. Author Roger A. Wojtkiewicz uses the method of knotted spline variables (also known as piecewise linear regression) and a new method involving group spline variables to model nonlinearity in a variety of situations. Using spline variables to model nonlinearity allows researchers to specify unrestricted models for models that involve interval variables, allowing for greater flexibility in modeling any possible interaction.\u003c\/p\u003e\n\u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003c\/p\u003e","brand":"Rarewaves","offers":[{"title":"Default Title","offer_id":56233825173878,"sku":"9781071950340","price":44.07,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0092\/7504\/8033\/files\/orig_36047397_c57cc3de-f271-461e-872c-3fd844a5fa60.jpg?v=1757580444","url":"https:\/\/www.rarewaves.com\/products\/9781071950340-modeling-nonlinearity-and-interaction-in-regression-analysis-using-spline-variables-quantitative-applications-in-the-social-sciences","provider":"Rarewaves.com","version":"1.0","type":"link"}