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.
The Importance Of Mountains. Introduction. âMountain is the beginning and the end of all the natural sceneryâ Mountain are god given physical features found both on the land and in the sea(even on other planets). We cannot always measure their importance in terms of animals.Natural habitat for animals.ntroduction. âMountain is the beginning and the end of all the natural sceneryâ Mountain are god given physical features found both on the land and in the sea(even on other planets).