Ecological Fallacy: Inferring individuals based on the results of the overall analysis, arguing that individuals have overall characteristics and attributes. According to this definition, which of the following is not part of the ecological fallacy. ['Xiaoming just arrived in Shanghai and met five or six Shanghai girls. They are all beautiful, so he thinks all Shanghai girls are beautiful.', 'Generally speaking, girls do not perform as well as boys in math, physics and chemistry. Therefore, Shimin, a girl, definitely does not perform well in math, physics and chemistry.', "Tibet and Guizhou's overall economy is backward, so Tibetans and Guizhouese are all very poor.", 'The survey found that the more economically developed a place is, the lower its fertility level is. Therefore, it is believed that a high-income family must have fewer children.']