Solution of problem N1895 Poisson probability theory

Solution of problem N1895 Poisson probability theory

1895. The packer stacks 900 parts, checked by OTC or manufactured by workers who have a personal stamp. The probability that the part is marked with a personal stamp is 0.005. What is the probability that the details marked with a personal stamp will be: a) at least two; b) 2; c) not less than 2?

Additional information:

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

Discount for regular customers! If the total of your purchases from the seller Massimo86 exceeds:

• $30 discount 10%
• $20 discount 7%
• $18 discount 6%
• $15 discount 5%
• $12 discount 4%
• $9 discount 3%
• $6 discount 2%
• $3 discount 1%