A presidential candidate's aide estimates that, among all college students, the proportion p who intend to vote in the upcoming election is at most 75% . If 206 out of a random sample of 270 college...


A presidential candidate's aide estimates that, among all college students, the proportion



p


who intend to vote in the upcoming election is at most



75%


. If



206


out of a random sample of



270


college students expressed an intent to vote, can the aide's estimate be rejected 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 and round your answers as specified in the table. (If necessary, consult a list of formulas.)























































(a)State the null hypothesis

H0


and the alternative hypothesis

H1


.



H0:






H1:



(b)Determine the type of test statistic to use.
▼(Choose one)

(c)Find the value of the test statistic. (Round to three or more decimal places.)






(d)Find the
p-value. (Round to three or more decimal places.)






(e)Can we reject the aide's estimate that the proportion of college students who intend to vote is at most

75%


?


Yes No






Jun 04, 2022
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