Behaviorists, in contrast, say that difference in scores are due to the fact that Blacks are often deprived of many of the educational and other environmental advantages that whites enjoy.

• 相反，行为主义者认为，成绩的差异是由于黑人常常被剥夺了白人在教育及其他外界环境方面所享有的许多有利条件而造成的。