The postmaster of a small western town receives a certain number of complaints each day about mail delivery. Number of Complaints Day Number of Complaints 1 4 2 11 3 16 4 8 5 9 6 6 7 5 8 12 9 14 10 7 11 6 12 4 13 2 14 9 Determine three-sigma control limits using the above data. Round you intermediate calculations to 4 decimal places and final answers to 3 decimal places. Enter 0 wherever required. Round up any negative control limit value to zero

Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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ISBN:9781680331141
Author:HOUGHTON MIFFLIN HARCOURT
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Chapter9: Solving Quadratic Functions
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The postmaster of a small western town receives a certain number of complaints each day about mail delivery. 

Number of Complaints

Day        Number of Complaints

1                           4

2                          11

3                          16

4                           8

5                           9

6                          6

7                          5

8                         12

9                         14

10                        7

11                        6

12                        4

13                        2

14                        9

Determine three-sigma control limits using the above data. Round you intermediate calculations to 4 decimal places and final answers to 3 decimal places. Enter 0 wherever required. Round up any negative control limit value to zero

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