What is a major problem with long-term cycle theories? A The sample size is small. B The data are usually hard to observe. C They occur over such a long period that they are difficult to discern. 查看解析 下一题 正确答案B 您的答案A本题平均正确率：28% 难度：一般 推荐：      答案解析 Long-term cycles require many years to complete; thus, not many cycles are available to observe. 请问：C在说什么？能否举例说明

如果像我画的紫色部分，开始最后都是上涨 还算 反转模式吗？

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？

为什么target rate=long-run expected rate？

这道题不是用MV=PY做么？

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。

这种计算会考吗？

B和C的指标在CFA中有么？