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 221 out of a random sample of 270 college students expressed an intent to vote, can the aide's estimate be rejected at the 0.01 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 H and the alternative hypothesis H,. H, :0 H, :0 (b) Determine the type of test statistic to use. D=0 OSO (c) Find the value of the test statistic. (Round three or more decimal places.) O

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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 221
out of a random sample of 270 college students expressed an intent to vote, can the aide's estimate be rejected at the 0.01 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 H and the alternative hypothesis H,.
H, :0
H, :0
(b) Determine the type of test statistic to use.
D=0
OSD
O20
(c) Find the value of the test statistic. (Round to three or more decimal places.)
O<O
pre decimal places.)
(d) Find the p-value. (Round to three or
(e) Can we reject the aide's estimate that the proportion of college students who
intend to vote is at most 75%?
OYes ONo
Save For Later
Submit
Privac
Check
O2021 McGraw-Hill Education. All Rights Reserved. Terms of Use
音
Transcribed Image Text: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 221 out of a random sample of 270 college students expressed an intent to vote, can the aide's estimate be rejected at the 0.01 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 H and the alternative hypothesis H,. H, :0 H, :0 (b) Determine the type of test statistic to use. D=0 OSD O20 (c) Find the value of the test statistic. (Round to three or more decimal places.) O<O pre decimal places.) (d) Find the p-value. (Round to three or (e) Can we reject the aide's estimate that the proportion of college students who intend to vote is at most 75%? OYes ONo Save For Later Submit Privac Check O2021 McGraw-Hill Education. All Rights Reserved. Terms of Use 音
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