Only undergraduates may P/NC courses P/NC

Only undergraduates may P/NC courses P/NC weak undergraduates中的weak weak undergraduates. 英语翻译For undergraduates,I do not do most of the derivations in this chapter,at least not in detail.Rather,I focus on interpreting the assumptions,which mostly concern the population.Other than random sampling,the only assumption that involves the most striking difference in the data for undergraduates was为啥用for为啥是the data for undergraduates不是the data of undergraduates?for和of咋区分使用啊?这个数据不是属于undergraduates的么? only only only only only Only only only only only only only only Only