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Sissiwonglx · 2022年08月20日

求老师翻译一下中文

NO.PZ2018101901000037

问题如下:

A linear price scale is:

选项:

A.

inappropriate for a candlestick chart.

B.

better suited for analysis of short-term price movements.

C.

constructed with equal vertical distances corresponding to an equal percentage price change.

解释:

B is correct.

A linearly scaled (rather than a logarithmically scaled) chart is better suited for analysis of short-term price movements. A linear scale plots price against a vertical axis with an equal distance between prices, whereas with a logarithmic scale, equal vertical distances correspond to an equal percentage change. The difference between a logarithmic price chart and an arithmetic (linear) price chart can be small when analyzing a chart in the short term. However, major differences are apparent when analyzing longer-term charts (more than two years of price data).

这道题可真一点都没看懂

1 个答案

Kiko_品职助教 · 2022年08月21日

嗨,从没放弃的小努力你好:


题干问线性刻度是什么。

A说不适合蜡烛图。这就是凑选项的。B说比较适用于分析短期价格变动。是对的。linear scale得纵轴是价格变动。而C说的是logarithmic scale,纵轴相等垂直距离等于相等的百分比的改变,这种往往适用于分析长期数据。

这道题直接考的是scale得结论。基础班讲义214页。如果还是觉得不太理解可以听下基础班何老师得讲解,chart type视频里面2倍速大概6分钟左右开始。

原版书对于logarithmic scale的定义参考一下。

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努力的时光都是限量版,加油!