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题目内容
（乐山师范学院R语言）
使用 t.text 函数完成下面的例题 用 10 只家兔试验某批注射液对体温的影响，测定每只兔子注射前后的体温，如下注射
前： (37.8,38.2,38.0,37.6,37.9,38.1,38.2,37.5,38.5,37.9) 注射后： (37.9,39.0,38.9,38.4,37.9,39.0,39.5,38.6,38.8,39.0) 已知家兔体温服从正态分
布，问注射前后体温有无显著差异？（α=0.01 ）（配对）
前： (37.8,38.2,38.0,37.6,37.9,38.1,38.2,37.5,38.5,37.9) 注射后： (37.9,39.0,38.9,38.4,37.9,39.0,39.5,38.6,38.8,39.0) 已知家兔体温服从正态分
布，问注射前后体温有无显著差异？（α=0.01 ）（配对）
参考答案