Question: Question 4 . Chapter 6 Ass X ezto.mheducation.com M Smartbook 20 Welcome er 6 Assignment Sved Help Save 7 Enter your search term Problem 6-4

Question 4 . Chapter 6 Ass X ezto.mheducation.com
Question 4 . Chapter 6 Ass X ezto.mheducation.com M Smartbook 20 Welcome er 6 Assignment Sved Help Save 7 Enter your search term Problem 6-4 (Algo) Suppose that the Dallas School District wants to achieve Six Sigma quality levels of performance in delivering students to school. They have established a 25-minute window as an acceptable range within which buses carrying students should arrive at school a. What is the maximum allowable standard deviation of arrival times required in order to achieve this standard of quality? (Round your answer to 2 decimal places.) 3 Standard deviation minutes ces b. if they achieve this standard, about how many times out of a milion deliveries will a bus deliver students either too early or too tate? (Round your answer to 1 decimal place.) Number of times times

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