How To Avoid Sleep While Studying? Here are the top 7 methods to avoid sleep while you are studying: 1)Be Interested in what you are Studying! Yes in order to prevent sleep you must make sure...
A representative (random) sample of 3 students can be taken out of 10 through lottery method. The names of all the 10 students of the class are written on 10 separate pieces of paper of equal size and...