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统计方法是科研工作中的一种工具,它同科研设计,搜集资料,整理资料,到最后作出结论都有关系。掌握了这个工具可以用较少的人力物力和时间获得比较可俈的结果。需要运用统计方法的场合而不去用它可能造成不应有的浪费,或得出错误的结论。例如在老年性(忄万)性气管炎研究中,去年用复方1,今年用复方2,结果复方2的疗效比
Statistical methods are a tool in scientific research. They are related to the design of scientific research, the collection of data, the compilation of data, and finally to the conclusion. Mastered this tool with less human and material resources and time to get more satisfactory results. The need to apply statistical methods to a situation without using it can lead to unnecessary waste or lead to erroneous conclusions. For example, in the elderly (million) tracheitis research, last year with compound 1, this year with compound 2, the results of compound 2 than the efficacy