Statistics Homework Solutions 221

Statistics homework solutions 221

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Unformatted text preview: 221 SECTION 9.5 9. (a) One motor of each type should be tested on each day. The order in which the motors are tested on any given day should be chosen at random. This is a randomized block design, in which the days are the blocks. It is not a completely randomized design, since randomization occurs only within blocks. 2 2 X £¥ j ¡ X X ¡ ∑5 1 X i i ∑4 1 ∑5 1 Xi j X i j i ¥ ¤ ¤ ¡ ¡ (b) The test statistic is 12 . Section 9.5   ¡ ¡ ¡    ¡  ¡ ¡ ¡ ¡ ¢ ¡ ¡ ¢ ¡ ¢ ¢ ¡ ¡ ¡ ¢ ¢ ¡ ¢ ¢ ¢ ¡ ¡ ¢ ¢ ¡ ¢ ¡ ¢ ¡ ¢ ¢ ¡ ¢ Sum of Mean Effect DF Squares Square F P 23 0000 1 2116 0000 2116 0000 264 5000 0 000 5 0000 1 100 0000 100 0000 12 5000 0 008 1 5000 1 9 0000 9 0000 1 1250 0 320 7 5000 1 225 0000 225 0000 28 1250 0 001 3 0000 1 36 0000 36 0000 4 5000 0 067 0 0000 1 0 0000 0 0000 0 0000 1 000 0 5000 1 1 0000 1 0000 0 1250 0 733 8 64...
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This note was uploaded on 12/20/2011 for the course STA 3163 taught by Professor Mattgilg during the Fall '11 term at UNF.

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