The P number for A106 Grade B, which is a carbon steel used for high-temperature and high-pressure applications, is P1. This classification is part of the ASME (American Society of Mechanical Engineers) code system that categorizes materials based on their chemical composition and mechanical properties. P1 includes several grades of carbon steel, making it suitable for various industrial applications.
Plumb.. TRUE GOLD
W - stands for Weldable P - stands for made from Pipe B - stands for Grade B
p/q form of the number is 0.3 is: (A) (B)
p(a) = 1/3, p(b) = 1/2, p(a and b) = p(a)*p(b) = 1/6
If A and B are mutually exclusive, P(A or B)=P(A) + P(B) They both cannot occur together. For example: A die is rolled. A = an odd number; B= number is divisible by 2. P(A or B) = 1/3 + 1/3 = 2/3
if P(A)>0 then P(B'|A)=1-P(B|A) so P(A intersect B')=P(A)P(B'|A)=P(A)[1-P(B|A)] =P(A)[1-P(B)] =P(A)P(B') the definition of independent events is if P(A intersect B')=P(A)P(B') that is the proof
Sum Rule: P(A) = \sum_{B} P(A,B) Product Rule: P(A , B) = P(A) P(B|A) or P(A, B)=P(B) P(A|B) [P(A|B) means probability of A given that B has occurred] P(A, B) = P(A) P(B) , if A and B are independent events.
It is another positive rational number. The reciprocal of p/q is q/p.
The probability of inclusive events A or B occurring is given by P(A or B) = P(A) + P(B) - P(A and B), where P(A) and P(B) represent the probabilities of events A and B occurring, respectively.
A 'P' grade is most likely 'passing'.
P(A|B)= P(A n B) / P(B) P(A n B) = probability of both A and B happening to check for independence you see if P(A|B) = P(B)
If they're disjoint events: P(A and B) = P(A) + P(B) Generally: P(A and B) = P(A) + P(B) - P(A|B)