【简答题】请将译文补充完整(每空一词):调查采用分层随机抽样法,从零售业13个类别45,034家注册公司中,选出0家作为调查对象。Out of the 45,034 registered companies in the retail industry, 0 companies were selected by a ___sampling methodacross 13 branches for t...
【单选题】The bottom line of registered capital for ( ) foreign trading companies will be lowered from 5 million yuan to 1 million yuan. 专业外贸公司的注册资本的底线将从5百万降低到1百万。
【判断题】“Out of the 45,034 registered companies in the retail industry, 640 companies were selected by a stratified sampling method across 13 branches for the survey.”本例中“a stratified sampling method”指的是“分层随机...