The problem of testing statistical hypotheses is an inseparable part of the general problem of estimation.
检验统计假设的问题是估计的一般问题中不可分割的一部分。
"You can't predict, but you can prepare."
世界是一首伟大的诗,我们是其中的诗句。
一本书不仅仅是纸和墨水;它是活着的呼吸。
Success is not about the money, it's about the journey.
Simplicity is a great virtue but it requires hard work to achieve it and education to appreciate it. Simplicity is the ultimate sophistication.