Secure https//www.mathul.com/St STAT 2300-002 Spring 2018 Garah Fitzgibbon&118 1

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Secure https//www.mathul.com/St STAT 2300-002 Spring 2018 Garah Fitzgibbon&118 1 41 PM ti Homework: HW 10.2 Score: 0 of 5 pts 7 of 10 7 complete) HW Score: 31.89%, 893of28pts 10.2.32-T organization, 215% of adults in a large rogion consider themselves to be lbera A survey askod respondents to dsdiose their poilitical phliosophy esults of the survey as a random sample of adults in this egion Do the survey ess sugest te proportion is tigher han that neported by the polling onganization? Use an 0.10 level of significane Identily the nul and atenativ hypotheses for this test Let p represent the (Type inbegers or decimalis Do not round) population proportion of adults in this egion who consider thmve to be r erd Find the efor this hypothesis tost -312 (Round to two decimal places as eeded) Dehermine the Palue for this hypothesis test aRound to thee decimal places as need) oEnter your answer in the answer box and then click Check Answer Clear Al here to search DOLL F3 F4 F5 F6 F7 F8 F9 F10 F11 F12

Explanation / Answer

z-value = 3.12

p-value = P(Z > 3.12) = 0.0009

since p-value < 0.10

we reject the null hypothesis

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