Prove from the basic rules thatPr(A) + Pre-A) = 1. 3 Multiplying. Prove from the definition of statistical independence that if 0 Pr(A), and0 Pr(B), and A and B are statistically independent,Pr(A&B) = Pr(A)Pr(B).4 Conventions. In Chapter 4, page 40, we said that the rules for normality andcertainty are just conventions.
+1 vote! You should boil a mouthpiece for 30 seconds, then put it in cold water for three seconds, then bit down on it and suck on it. Then put it in cold water to set it. +1 vote! To ensure a mouthpiece does not melt you should first boil you water then let it sit for 30 seconds. Next, put the mouthpiece in the water for no longer than 10 seconds. You should now be able to safely place it in your mouth. add a comment.
Care. It is important to properly clean your nebulizer after each use. An unclean nebulizer not only just gets clogged but can carry the possibility of infection. Always wash the medicine cup in warm soapy water after each use and let it air dry. At the end of each day, be sure to wash the cup, mouthpiece or mask in the same way and let it air dry. At least once a week let the mouthpiece soak for 30 minutes in 1/2 cup of white vinegar mixed with 1 1/2 cups of water.