online customer service is a key element to successful online retailing. According to a marketing survey, 37.5% of online customers take advantage of online customer service. Random samples of 150 customers are selected. The standard error of all possible sample proportion is?
online customer service is a key element to successful online retailing. According to a marketing survey, 37.5% of online customers take advantage of online customer service. Random samples of 150 customers are selected. The standard error of all possible sample proportion is?
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 3E
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online customer service is a key element to successful online retailing. According to a marketing survey, 37.5% of online customers take advantage of online customer service. Random samples of 150 customers are selected. The standard error of all possible sample proportion is?
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