Solution of problem N1130 Laplace probability theory

Solution of problem N1130 Laplace probability theory

1130. How many parts to check, so that with a probability of 0.9; 0.99; 0.999 can we expect that the absolute value of the deviation of the frequency of fit parts from the probability of 0.9 that the part is suitable will not exceed 0.01 (in absolute value)?

Additional information:

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