Solution of problem N1468 Laplace probability theory

Solution of problem N1468 Laplace probability theory

1468. It is established that the company performs on average 60% of orders on time. What is the probability that out of 150 orders will be fulfilled in time:
a) exactly 90 orders
b) from 93 to 107 orders

Additional information:

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

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