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.
Rating Newest Oldest. Best Answer: boil ears of corn 10 min. for perfect corn bring water to boil, I add a pinch of sugar (not salt) to water salt will toughen corn, while sugar makes it sweeter, when water is rapidly boiling add ears, bring back to boil and time 10 min.perfect every time.Source(s): Jo W Â· 8 years ago. boil it for 15-20 minutes depending on how big the ears are. And if it is overcooked, it is tough. One tip...when cooking corn on the cob, add sugar, not salt. To an 8 quart pot with 10 ears in it, I add about 1/3 cup of sugar.