Among college students, the proportion p who say they're interested in their congressional district's election results h

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Among College Students The Proportion P Who Say They Re Interested In Their Congressional District S Election Results H 1 (50.79 KiB) Viewed 38 times

Among college students, the proportion p who say they're interested in their congressional district's election results has traditionally been 75%. After a series of debates on campuses, a political scientist claims that the proportion of college students who say they're interested in their district's election results is more than 75%. A poll is commissioned, and 209 out of a random sample of 275 college students say they're interested in their district's election results. Is there enough evidence to support the political scientist's claim at the 0.05 level of significance? Perform a one-tailed test. Then complete the parts below. Carry your intermediate computations to three or more decimal places. (If necessary, consult a list of formulas.) (a) state the null hypothesis H, and the alternative hypothesis Hı. 3 a р H : XI s ( ס H, : 0 O. (b) Determine the type of test statistic to use. (Choose one) 7 ロ=ロ OSO DO (c) Find the value of the test statistic. (Round to three or more decimal places.) DO <O ロロ D> 5 ? (d) Find the critical value. (Round to three or more decimal places.) (e) Is there enough evidence to support the political scientist's claim that the proportion of college students who say they're interested in their district's election results is more than 75%? Yes No