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A food service director for a national corporation suspects that people are more likely to order salads on Monday, so they can make up for eating poorly over the weekend. They took a random sample of 850 cafeteria reports from the past several months and identified the number of salads sold on each day. Here are the results: Day Monday Tuesday Wednesday Thursday Friday Number of Salads Sold 192 151 148 152 207

A food service director for a national corporation suspects that people are more likely to order salads on Monday, so they can make up for eating poorly over the weekend. They took a random sample of 850 cafeteria reports from the past several months and identified the number of salads sold on each day. Here are the results: Day Monday Tuesday Wednesday Thursday Friday Number of Salads Sold 192 151 148 152 207

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
Section: Chapter Questions
Problem 8CR
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A food service director for a national corporation suspects that people are more likely to order salads on Monday, so they can make up for eating poorly over the weekend. They took a random sample of 850 cafeteria reports from the past several months and identified the number of salads sold on each day. Here are the results: Day Monday Tuesday Wednesday Thursday Friday Number of Salads Sold 192 151 148 152 207 a. Carry out a test of significance to determine if salad sales are not uniformly distributed across the days of the week. b. Comment in plain terms on the food service director's suspicion.
Transcribed Image Text:A food service director for a national corporation suspects that people are more likely to order salads on Monday, so they can make up for eating poorly over the weekend. They took a random sample of 850 cafeteria reports from the past several months and identified the number of salads sold on each day. Here are the results: Day Monday Tuesday Wednesday Thursday Friday Number of Salads Sold 192 151 148 152 207 a. Carry out a test of significance to determine if salad sales are not uniformly distributed across the days of the week. b. Comment in plain terms on the food service director's suspicion.
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