Solution of problem N3609 probability theory

Solution of problem N3609 probability theory

3609. Among the parts arriving at the assembly from the first machine, 0.2% are rejected, from the second - 0.3%, from the third - 0.25%, from the fourth - 0.4%. Their performance is 1: 3: 2: 4, respectively. Taken at random item was standard. Find the probability that it is made on the fourth machine.

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%