fall2009stat201-hw08KEY

# fall2009stat201-hw08KEY - 36-201 Fall 2009 Homework 8 KEY...

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36-201 Fall 2009 Homework 8 – KEY

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Stat 201 Fall 2009 Page 1 of 13 Homework 8 – KEY ± Due: Wednesday, October 21 , at the beginning of lecture. Homework considered late beyond the first 10 minutes of lecture. ± Late Homework Policy: Late homework may be turned-in for a maximum of half credit, up to 4:00 PM on the same Wednesday the homework is due. Late homework should be placed in the manila envelope which will be posted just outside the instructor’s office, room 132-B Baker Hall. Late homework should be labeled with the course as well as your name. Please do not turn in any homework to any mailboxes. ± Please include the top-page ‘coversheet’, filled-out and stapled to your homework. ± Show all work. This homework covers chapter 7 in the text. Point Distribution: Exercise 1 Exercise 2 Exercise 3 Exercise 4 Exercise 5 effort & neatness TOTAL 5 14 19 23 19 20 100 NOTE: To save paper, you are encouraged to print double-side (‘duplex’ mode).

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Stat 201 Fall 2009 Page 3 of 13 Homework 8 – KEY 2. [the Normal Sampling Distribution of mean] Students’ scores on the ACT college entrance examination in a certain year had mean 25 = µ points and standard deviation 4 = σ points. The distribution of scores was reasonably Normal.
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## This note was uploaded on 04/07/2010 for the course STAT 36-201 taught by Professor Gordon during the Spring '08 term at Carnegie Mellon.

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fall2009stat201-hw08KEY - 36-201 Fall 2009 Homework 8 KEY...

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