1. 1 of 19 Managing Uncertainty with Systematic Planning for Environmental Decision-Making 3-Day DQO Training Day 2

2. 2 of 19 Introduction, Objectives, and Agenda Presenter: Sebastian Tindall DQO Training Course Day 2 Module 7 15 minutes

3. 3 of 19 n Make defensible decisions by managing uncertainty via systematic planning n Institutionalize the standardized Data Quality Objectives (DQO) Process (systematic planning) throughout the EPA Regions and the Department of Energy (DOE) complex DOE and EPA DQO Mission: Introduction

4. 4 of 19 Day 2 Course Objectives n Learn –“How to” for each activity in steps 1- 4 of the DQO Process –Basic statistical concepts using hands-on examples and computer simulations –How to manage uncertainty in the sampling and analysis design process

5. 5 of 19 How Many Samples do I Need? REMEMBER: HETEROGENEITY IS THE RULE!

6. 6 of 19 Managing Uncertainty Systematic Planning Dynamic Work Plan Real-Time Measurement Technologies

7. 7 of 19 The following slides show today’s agenda with the content and times of each module

8. 8 of 19 30 minutes DQO Training Course Day 2 Module 8 Presenter: Sebastian Tindall DQO Implementation Process Flow Chart

9. 9 of 19 DQO Training Course Day 2 Exercise 0 Introduction to Statistical Concepts: Demonstrations and Simulations Presenter: Sebastian Tindall 30 minutes (15 minute break)

10. 10 of 19 The EPA 7-Step DQO Process Step 1 - State the Problem Presenter: Sebastian Tindall DQO Training Course Day 2 Module 9 60 minutes

11. 11 of 19 Exercise 1 Populations, Histograms, Range & Simulations 45 minutes Presenter: Sebastian Tindall DQO Training Course Day 2

12. 12 of 19 The EPA 7-Step DQO Process Step 2 - Identify the Decisions Presenter: Sebastian Tindall 15 minutes (75 minute Lunch break) DQO Training Course Day 2 Module 10

13. 13 of 19 Exercise 2 Hypothesis Testing for Alpha Error Using X-Bar 30 minutes Presenter: Sebastian Tindall DQO Training Course Day 2

14. 14 of 19 The EPA 7-Step DQO Process Step 3 - Identify Inputs 45 minutes (15 minute 1st Afternoon break) Presenter: Sebastian Tindall DQO Training Course Day 2 Module 11

15. 15 of 19 Exercise 3 Hypothesis Testing for Alpha Error Using 95% UCL Presenter: Sebastian Tindall DQO Training Course Day 2 30 minutes

16. 16 of 19 The EPA 7-Step DQO Process Step 4 - Specify Boundaries 60 minutes (15 minute 2nd Afternoon break) Presenter: Sebastian Tindall DQO Training Course Day 2 Module 12

17. 17 of 19 Exercise 4 Hypothesis Testing: Beta Error Presenter: Sebastian Tindall DQO Training Course Day 3 30 minutes

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19. 19 of 19 End of Module 7 Thank you Questions?