22_20110228mon_stats_86728_p11

22_20110228mon_stats - | E From $34.2“ [email protected] 7"{35155 31 mebsponse r Mr.“(L Sampling< uhdercsverage J r lpvt‘r‘ ” I O I 4 ¢ I

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Unformatted text preview: | E From $34.2“ 9.163. (@739 7" {35155 31% mebsponse. r Mr...“ (L Sampling < uhdercsverage J r lpvt‘r‘ ” I O I 4 ¢ I I op-a urur""" ‘ [Q Ma? Sample ("3’ 5°m€HWit$ m? “‘3‘”? rm oluM-eer 93‘um Q” [a A L‘Wflb SflmPlfi St'ae Dace Nof GuaranJcee an Unbzésed SamPle, (p. (72.) @ “CY Part-5 9F 3 QamPIe Survey (P. (73), ‘ mewhfi 'Hne T8036”? Popula-‘tén.’ ' CMsHM-f A Sampllfi Frame) wkuch chmpts‘h lisf' a” {he fiubjecb in Hue papa. ah’on, ' use a Random Samph' D3539: (usu'a Random Numbers) 43° sated, h subjects , gamp “Pt? flame. ‘ Be can.th abeof Samylmg Baas due 5'15 '31 hmf‘andbm samples (e vVoli-M'I'Eef‘ samfles) Ct sample undercNtrafle % -% response him --I nonreaponse bias l ~ l” ' a El Exercise M -— W? Margin of err nd n: The Gallup poll in Example 6 E2] This reported ting of Americans believed New Orleans " ‘~ MM,“ 02" 2 J! ‘ will never co eter recover from Hurricane Katrina. Find the aggroximate margin of error if (a) n = 190, (b) n = 400, (c) n = 1600. Explain how the margin of error changes as :1 increases. sow; AMEQfi—xloo 70' Ca’) H2100. AMER? $3 [0070 "—“-‘ = O. a: I x 00 z—L-X [00 7‘ :E- (b) V! 4° AME 540.0. I 2, 20 I I 3 0 Agree xi“ 7‘ -: _..—. [GO 7‘: .5’ [IE-.1 54,3: Wha‘l: are Good Ways and (70°? Ways 'Eb Experiment (P. 1115). IE [II Experimen‘t—- (pans) D [2:] Teatmen‘t ?—-~ (WW3) [El Ex Farmer/rial Umis w( p. 175) Cl 0an GNUP- {E Placebo '— IE Placebo Egcfec'th- [a Balance the Treatmeni: Groves -——~ Blinding fire Sludg— ...
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This note was uploaded on 12/30/2011 for the course STA 2023 taught by Professor Jones during the Spring '11 term at Tallahassee Community College.

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22_20110228mon_stats - | E From $34.2“ [email protected] 7"{35155 31 mebsponse r Mr.“(L Sampling< uhdercsverage J r lpvt‘r‘ ” I O I 4 ¢ I

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