Home | Ac X Files X Course H X Course H X Course H X Course H X Course H X Course H X Course H X Course H X Homewor x + a cf.instructure.com/courses/1678430/files?preview=134736162 Update : STA2023 Final Exam Spring 2022.docx Download @ Info X Close Page 10 of 10 O - ZOOM + Account Dashboar Courses Groups 10. A research poll of a sample of 1620 people conducted in New York, had 70% of them who 888 believed in oil drilling. Calenda (a)Find the margin of error that corresponds to a 95% confidence ( Za/2 = 1.96) History (? (b) Use the information to construct a 95% confidence interval Help (c) What would the margin of error be for a 90% confidence? ( Za/2 =1.645 ) K 11