【单选题】某分公司采用回归线表示每月广告费用与每月产品销售量的关系(百万美元作单位),结果显示独立变量的回归系数为0.8.该系数是指:
B.
当每月广告费用处于平均水平时,产品销售额将是800,000美元
C.
一般而言, 每 增加1美元广告费,你将得到0.8美元的额外销售收入
D.
因为回归系数太小,所以广告费用不是销售额的很好预测因素
【简答题】Why do people choose the different jobs that they did not think before? What are these jobs ?
【单选题】• 5 、下面不是恩格斯代表著作的是()。
C.
• 《路德维希·费尔巴哈和德国古典哲学的终结》
【简答题】U1-P15 Further Listening- Passage-1. Why do people express similar ideas in different ways?A. They know different languages B. They want to show off C. They are in different situations D. They want to...
【单选题】用适当的方法将被测组分与试样中的其他组分分离,然后转化为一定的称量形式的方法称为
【简答题】Word Bank: brainstorm, campaigns, commercials, electronic,databases, magazine, media mix, medium, PR, radio, Situation ysis, websites (Note: Two of the words above are interchangeable. But use eac...
【单选题】FURTHER LISTENING Listen to a passage and choose the best answer to each of the following questions. 1 Why do people express similar ideas in different ways? A . They want to show off. B . They are in...
【单选题】1 Why do people express similar ideas in different ways?
A.
They want to show off.
B.
They are in different situations.
C.
They know different languages.
D.
They want to be polite.
【简答题】(2019·广东三模)阅读材料,完成下列要求。 材料一 “民本”二字出自《尚书·五子之歌》:“民惟邦本,本固邦宁”。孔子主张“因民之所利而利之”;孟子认为“民贵君轻”;《荀子》中说:“君者,舟也;庶人者,水也。水则载舟,水则覆舟。”作为中国传统文化中源远流长的珍贵历史遗产,民本思想的内涵随着历史的发展不断丰富并有所衍变。在近代中国,它被注入了新的理论内容,成为推动社会进步的重要思想武器。康有为在给...