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沪深股市股价存在着相关关系,可以利用两市的综合指数作为研究的资料依据,计算得到相应的相关系数,来了解二者的相关程度。另外,沪市和深市的股票投资风险程度如何,可以通过计算上证综合指数和深证综合指数年末收盘价标准差,进而计算得到标准差系数,来对比说明沪深股市股票投资风险程度的大小。
Shanghai and Shenzhen stock prices there is a correlation between the two cities can use the composite index as a research data basis, calculate the corresponding correlation coefficient to understand the correlation between the two. In addition, the Shanghai and Shenzhen stock market risk how the degree can be calculated by the Shanghai Composite Index and Shenzhen Composite Index closing price standard deviation, and then calculate the standard deviation coefficient to compare the size of the Shanghai and Shenzhen stock market investment risk level .