A head and shoulders pattern is most likely to precede a reversal in trend if: A The left shoulder, the head, and the right shoulder occur on increasing volume. B Volume decreases between the left shoulder and the head, then increases between the head and the right shoulder. C The left shoulder, the head, and the right shoulder occur on decreasing volume. 查看解析 下一题 正确答案C 您的答案A本题平均正确率：48% Common chart patterns难度：一般 推荐：      答案解析 Decreasing volume on each of the high prices in a head and shoulders pattern (or each of the low prices in an inverse head and shoulders) suggests weakening in the supply and demand forces that were driving the price trend. 请问：A head and shoulders pattern is most likely to precede a reversal in trend if 这题的题干怎么翻译啊？precede是什么意思？结合小视频看不懂，能否进一步解释？

这道题的中文翻译 是什么，没有理解，希望能进一步解释一下？

allowance for bad debts中文是什么意思呢？我感觉这个老师说的汉语意思不太清楚，下面的例子也没有具体的翻译清楚

为什么target rate=long-run expected rate？

活动比率和就业率一样吗

这道题不是用MV=PY做么？

老师，这道题没懂，为什么期货的margin 和股票不一样

费雪方程式是名义利率=实际利率+通货膨胀率，如何能说明利率相对稳定？

If the probability that fail to reject the null hypothesis when it actually false increases, how about the confidence level? A Increase. B Decrease. C No change. 查看解析 上一题 提交试卷 正确答案A 您的答案B本题平均正确率：52% Type I error and Type II error难度：一般 推荐：      答案解析 When the probability of Type II error increase, the probability of Type I error will decrease, which means that the significance level (α) will decrease. The confidence level = 1- significance level. Therefore, the confidence level will increase. 请问： confidence level 是中间区域的面积是概率的概念对吗？ confidence level 的宽度才是2倍的1.96（这里是举例）？

这个题不是用MV=PY来解么？这个国家经济下滑，因此Y降低；通胀率低于美国，因此P降低；若使等式平衡，应该使M下降，货币供应减少。