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统计预测是以大量的统计资料为基础,以统计方法、调查研究和数学方法为手段,经过计算、推理、分析,对未来不确定的经济运行状况从数量上作出比较肯定的推断。改革开放以来,上海市居民住宅电话发展取得了前所未有的成绩。1993年底,上海市住宅电话已达到492195部比1992年的4580部增长106.5倍,年约增长52.98％,住宅电话发展如此迅速最主要原因是上海经济的稳定健康地发展忣居民收入水平的快速增长等,可以预见,随着上海经济的迅速发展,住宅电话必将呈过快增长之势,为此,对上海住宅电话
Statistical forecast is based on a large number of statistical data, using statistical methods, research and mathematical methods as a means, through calculation, reasoning, analysis, the number of uncertain economic operation in the future to make more conclusive conclusions. Since the reform and opening up, the residential telephone development in Shanghai has achieved unprecedented success. By the end of 1993, the number of residential telephones in Shanghai had reached 492,195, an increase of 106.5 times that of 4580 in 1992 and an annual increase of 52.98%. The main reason for the rapid development of residential telephones was the stable and healthy development of Shanghai’s economy. The rapid growth of residents’ income It is foreseeable that with the rapid economic development in Shanghai, residential telephones will surely show a rapid growth trend. To this end, Shanghai residential telephones