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Unformatted text preview: adult residents during April 2006 to ascertain how they felt about various aspects of K12 public 2 education. One question asked was “Overall, how would you rate the qu ality of public schools in your neighborhood today?” 1.3 Measures of location Sample Mean Example 14 crack length of iron and steel ( m) x 1 = 16.1 x 2 = 9.6 x 3 = 24.9 x 4 = 20.4 x 5 = 12.7 x 6 = 21.2 x 7 = 30.2 x 8 = 25.8 x 9 = 18.5 x 10 = 10.3 x 11 = 25.3 x 12 = 14.0 x 13 = 27.1 x 14 = 45.0 x 15 = 23.3 x 16 = 24.2 x 17 = 14.6 x 18 = 8.9 x 19 = 32.4 x 20 = 11.8 x 21 = 28.5 With x i = 444.8 the sample mean is 444.8/21 = 21.18 m. Population mean, denoted as...
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This note was uploaded on 02/20/2012 for the course STAT 511 taught by Professor Bud during the Fall '08 term at Purdue.
 Fall '08
 BUD
 Statistics

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