a. Determine the sample proportion. b. At the 10% significance​ level, do the data provide sufficient evidence to conclude that a majority of Generation Y Web users use the Internet to download​ music? Use the​ one-proportion z-test to perform the appropriate hypothesis​ test, after checking the conditions for the procedure.

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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According to a survey of 650 Web users from Generation​ Y, 338
reported using the Internet to download music.
a. Determine the sample proportion.
b. At the 10% significance​ level, do the data provide sufficient evidence to conclude that a majority of Generation Y Web users use the Internet to download​ music? Use the​ one-proportion z-test to perform the appropriate hypothesis​ test, after checking the conditions for the procedure.
a. The sample proportion is
b. What are the hypotheses for the​ one-proportion z-test?
What is the test​ statistic?
Identify the critical​ value(s).
What is the conclusion of the hypothesis​ test?
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