Answer: Usually when you research, your teacher may ask what the URL ends with. If it ends in .com, it could potentially be a hazard due to the fact that anyone can make a .com website. But if you can back it up with facts and proof, it should be fine. On a research website, most people look for .org or .gov because those are official sites made by trusted people. Also, its nice to know so you can cite your sources.
To make or become smaller in size
Explanation:
what I'm confused, what are you asking for exactly
A random sample is a subset of individuals that are randomly selected from a population of interest. Because researchers usually cannot obtain data from every single person in a group due to time, costs and other constraints, a smaller portion is randomly chosen to represent the entire group as a whole. The goal is to get a sample that is representative of the larger population.
