st371ss04mt1 - ST371 Tom Gerig 1 ST371 Midterm Examination...

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ST371 Tom Gerig 1 ST371 Midterm Examination I June 10, 2004 Closed book and notes. You may use one sheet of notes (81/2 by 11, both sides). You will need a calculator. NAME: ____________________________________ Row #: __________________________________ Before you turn in your examination, please sign and date the following pledge (from the NCSU Code of Academic Integrity) “I have neither given nor received unauthorized aid on this test or assignment” _____________________________________ _____________________ S i g n a t u r e D a t e
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ST371 Tom Gerig 2 EXAMINATION I - Makeup June 10, 2004 1. In a group of 11 people, no two people are the same age. (a) Suppose we pick 5 people at random from the group of 11. What is the probability that the oldest and the youngest are among these? (b) Suppose we pick 6 people at random from the group of 11. What is the probability that at least three of the four youngest of the 11 are among these? (c) Suppose we select at random two teams each with 4 members, to carry out two different tasks. What is the probability that the youngest 4 people are all on one team or all on the other?
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ST371 Tom Gerig 3 2.
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st371ss04mt1 - ST371 Tom Gerig 1 ST371 Midterm Examination...

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