9.1 随机样本分析irhis.c

9.2 一元线性回归分析isqt1.c

9.3 多元线性回归分析isqt2.c

9.4 逐步回归分析isqt3.c

9.5 半对数数据相关ilog1.c

9.6 对数数据相关ilog2.c-9.1 random sample analysis irhis.c 9.2 linear regression analysis isqt1.c 9.3 Multiple Linear Regression Analysis isqt2.c 9.4 stepwise regression analysis isqt3.c 9.5 semi-logarithmic data-related ilog1.c 9.6 logarithmic data-related ilog2.c