The null hypothesis:    H0 : _____ The alternative hypothesis:     H1: ______ The type of test statistic: (choose one) _______

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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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 least 70% . If 155 out of a random sample 235 college students expressed an intend to vote, can we reject the aide’s estimate at the 0.05 level of significance?

 

Perform a one-tailed. Then fill in the table below.

 

Carry your intermediate computations to at least three decimal places and round your answers as specified in the table.

 

The null hypothesis:    H0 : _____

The alternative hypothesis:     H1: ______

The type of test statistic: (choose one) _______

The value of the test statistic: ______

(round to at least three decimal places.)

 

The p-value: _____

(round to at least three decimal places.)

 

Can we reject the aide’s estimate that the proportion of college students who intend to vote is at least 70?     Yes _____ No ____

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