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In a recent survey, consumers were asked where they did their online shopping. The following results were obtained: 730 shopped at Amazon, 480 shopped at Apple, 410 shopped at Walmart, 210 shopped at both Amazon and Apple, 250 shopped at both Amazon and Walmart, 140 shopped at both Apple and Walmart, 50 shopped at all three of these sites, and 30 shopped at none of these sites. а. How many consumers were surveyed? b. How many of these consumers shopped at exactly two of these sites? с. How many of these consumers shopped at Apple and Walmart, but not at Amazon?

In a recent survey, consumers were asked where they did their online shopping. The following results were obtained: 730 shopped at Amazon, 480 shopped at Apple, 410 shopped at Walmart, 210 shopped at both Amazon and Apple, 250 shopped at both Amazon and Walmart, 140 shopped at both Apple and Walmart, 50 shopped at all three of these sites, and 30 shopped at none of these sites. а. How many consumers were surveyed? b. How many of these consumers shopped at exactly two of these sites? с. How many of these consumers shopped at Apple and Walmart, but not at Amazon?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.5: Interpreting Data
Problem 1C
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In a recent survey, consumers were asked where they did their online shopping. The following results were obtained: 730 shopped at Amazon, 480 shopped at Apple, 410 shopped at Walmart, 210 shopped at both Amazon and Apple, 250 shopped at both Amazon and Walmart, 140 shopped at both Apple and Walmart, 50 shopped at all three of these sites, and 30 shopped at none of these sites. а. How many consumers were surveyed? b. How many of these consumers shopped at exactly two of these sites? How many of these consumers shopped at Apple and Walmart, but not at Amazon? с.
Transcribed Image Text:In a recent survey, consumers were asked where they did their online shopping. The following results were obtained: 730 shopped at Amazon, 480 shopped at Apple, 410 shopped at Walmart, 210 shopped at both Amazon and Apple, 250 shopped at both Amazon and Walmart, 140 shopped at both Apple and Walmart, 50 shopped at all three of these sites, and 30 shopped at none of these sites. а. How many consumers were surveyed? b. How many of these consumers shopped at exactly two of these sites? How many of these consumers shopped at Apple and Walmart, but not at Amazon? с.
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