You are conducting a study to see if the proportion of voters who prefer the Democratic candidate is significantly larger than 72% at a level of significance of a = 0.10. According to your sample, 41 out of 56 potential voters prefer the Democratic candidate.

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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You are conducting a study to see if the proportion of voters who prefer the Democratic candidate
is significantly larger than 72% at a level of significance of a = 0.10. According to your sample, 41 out
of 56 potential voters prefer the Democratic candidate.
Transcribed Image Text:You are conducting a study to see if the proportion of voters who prefer the Democratic candidate is significantly larger than 72% at a level of significance of a = 0.10. According to your sample, 41 out of 56 potential voters prefer the Democratic candidate.
C. The test statistic z
(please show your answer to 3 decimal places.)
%3D
d. The p-value =
(Please show your answer to 4 decimal places.)
Transcribed Image Text:C. The test statistic z (please show your answer to 3 decimal places.) %3D d. The p-value = (Please show your answer to 4 decimal places.)
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