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.
Pressure points are effective for reducing headache pain. There are a number of headache pressure points throughout the head, face, neck, hands, and feet that can help us alleviate pain, relieve tension, and improve circulation. So if you have an aching head, make use of the benefits of acupressure!