Thumbs-up is a popular and new soft drink company in India.  The company wants to test the market for its product.  A sample of 500 individuals participated in the taste test and 125 indicated that they like the taste.  We would like to test if more than 20% of the population will like the new soft drink.  For alpha=95% confidence, test the hypothesis.

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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Thumbs-up is a popular and new soft drink company in India.  The company wants to test the market for its product.  A sample of 500 individuals participated in the taste test and 125 indicated that they like the taste.  We would like to test if more than 20% of the population will like the new soft drink.

 For alpha=95% confidence, test the hypothesis.

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