In the hypothesis testing approach of Jerzy Neyman and Egon Pearson, a null hypothesis is contrasted with an alternative hypothesis, and the two hypotheses are distinguished on the basis of data, with certain error rates. Proponents of each approach criticize the other approach.
In geography, relief refers to the highest and lowest elevation points in an area. Mountains and ridges are typically the highest elevation points, while valleys and other low-lying areas are the lowest. Relief is essential to understanding the topography of an area.
Migraine Relief: 15 Natural Ways To Ease The Pain. If you've ever had a migraine, you know that when the first symptoms strike, it's time to find relief -- and fast. And when you find something that works, you stick with it. For many, migraine relief comes in the form of an over-the-counter or prescription medication. But the relief routine was upended in January, when medication manufacturer Novartis voluntarily recalled certain bottles of Excedrin, due to stray and chipped pills.