Solution of problem N448 Laplace probability theory

Solution of problem N448 Laplace probability theory

448. The warehouse received 400 items. The probability that an item of the highest quality is 0.8. Find the probability that in the warehouse the number of products of the highest grade is from 290 to 330.

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%