This test-the-null-hypothesis-first logic applies at multiple stages in the analysis of poll data.
这个“先检验虚假设”逻辑在民意测验数据分析中的多个阶段都适用。
2
Otherwise you must retain the nullhypothesis.
否则您就必须使用该无效假设。
3
Most statisticians would not argue if you decided to reject the nullhypothesis that the results can be accounted for in terms of random sampling variability from the null distribution.