Nagy_BUS207.920_Ch3

Nagy_BUS207.920_Ch3 - All items were considered since there...

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Chris Nagy BUS207.920 9/12/2007 Chapter 3, pages 90 - 93 #63-83 EOO
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63 a Mean= (6+4+3+7+5)/5=5 b Population. All partners were included c Σ(X - µ) = (6-5) + (4-5) + (3-5) + (7-5) + (5-5)= 0 67 Communications industry favors older workers while the reatils trade favors younger ones Production workers showed the greatest age difference. The distribution is skewed toward older worke 71 Weighted mean = [15300(4.5) + 10400(3.0) + 150600(10.2)]/176300 = 9.28 75 a 72-17= 55 b 14.4 c 17.62 79 a
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Unformatted text preview: All items were considered since there were 13 flights b µ= 2259/13=173.77; median is 195 c Range = 301-7=294 s= √[368.7/(30-1)]=3.57 83 Distance f M fM 0 to 5 4 2.5 10.0 441.00 5 to 10 15 7.5 112.5 453.75 10 to 15 27 12.5 337.5 6.75 15 to 20 18 17.5 315.0 364.50 20 to 25 6 22.5 135.0 341.50 910.0 1807.50 mean = 910/70=13 s= √[1807.5/(70-1)]=5.118 f(M-mean) 2 ers for communications and skewed toward towards younger workers for retail...
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This note was uploaded on 03/10/2008 for the course BUS 207 taught by Professor Rhine,s during the Fall '07 term at Waubonsee.

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Nagy_BUS207.920_Ch3 - All items were considered since there...

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