If you can rule out the null hypothesis, then you will make some progress towards answering the original question about whether Keith's is the most popular brand.
如果您能够排除虚假设，那么您在回答Keiths是否是最受欢迎品牌这个最初的问题上取得了一些进展。
If you make tuning adjustments later, the baseline tells you whether you're making progress or regressing after the changes.
如果以后进行优化调整，此基线将告诉您更改之后是有所改善还是有所退化？
If you are learning a new language you really cannot make so much progress if you do not speak the new language, whether you get it right or not.
如果你正在学习一门新的语言，如果你不说一名新的语言，你真的不能取得太大的进步，不管你做的是否正确。
If you are learning a new language you really cannot make so much progress if you do not speak the new language, whether you get it right or not.
如果你正在学习一门新的语言，如果你不说一名新的语言，你真的不能取得太大的进步，不管你做的是否正确。
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