In this paper the principles of hypothesis test are probed into from the actual simple example, and such problems as the choice of null hypothesis, sample size, test power are also analyzed and discussed.
In this paper the principles of hypothesis test are probed into from the actual simple example, and such problems as the choice of null hypothesis, sample size, test power are also analyzed and discussed.
摘要从简单的实例入手探讨假设检验的基本思想和假设检验的基本步骤，并对建模中的原假设的选择、所需样本数据个数、检验功效的判断等问题作了分析研究。