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3389. The student knows 14 questions of the program out
Sold: 0
Uploaded: 19.11.2018
Content: teorver_3389.doc 37 kB
Uploaded: 19.11.2018
Content: teorver_3389.doc 37 kB
Product description
3389. The student knows 14 questions of the program out of 20. The ticket contains 3 questions. What is the probability that a student will answer at least two questions out of three?
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)