This paper analyzes the market survey data of 288 hamburger stores via SAS factor analysis as well as interprets the key principles of the factor analysis and its economic meaning.

阐述了因子分析的基本原理，运用因子分析SAS软件对288份汉堡包店市场问卷调查数据作了分析，并对因子的经济含义作了详细解释。

youdao

His core discovery, of how to get spatial information about atoms in a magnetic field, was scribbled on a paper napkin over dinner in a Big Boy restaurant in Pittsburgh, between two bites of a hamburger.

ECONOMIST: Paul Lauterbur | The