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FIREFIGHTER /Â FIRST RESPONDERS
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Fire Data Analysis HandbookÂ
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199 Pages
Illustrated
Contents:
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This handbook has a primary objective to describe statistical techniques for analyzing data
typically collected in fire departments.
Chapter 1 :Introduction
Why Data Analysis?
National Fire Incident Reporting System
Data Entry and Data Quality
Statistical Packages for Computers
Books on Data Analysis
How to Use This Handbook
Chapter 2 :Histograms
Data as a Descriptive Tool
Developing a Histogram
Cumulative Frequencies
Summary
Problems
Chapter 3 :Charts
Introduction
Bar Charts
Column Charts
Line Charts
Pie Charts
Dot Charts
Pictograms
Summary
Problems
Chapter 4: Basic Statistics
Types of Variables
Averages: Mean, Median, and Mode
Measuring the Spread of the Data
Sample and Population Variances
Indexes for Time Series
Summary
Problems
Chapter 5: Analysis of Tables
Introduction
Describing Categorical Data
The Chi-squared Test
Technical Notes About the Chi-squared Test
Two-way Tables
Percentages for Two-way Tables
Joint Percentages
Row Percentages
Column Percentages
Selecting a Percentage Table
Testing for Independence in Two-way Tables
Table of Expected Values
Chi-squared Test for Two-way Tables
Chi-squared Calculation for 2 x 2 Tables
Problems
Chapter 6: Advanced Table Analysis.
Introduction
Log linear Analysis of 2 x 2 Tables
Three-way Tables and Standardized Values
Log linear Analysis Applied to a Four-Dimensional Table: Fire Data in Chicago, Illinois
Continuation of Chicago Example: Hierarchical Models
Summary
Problems
Chapter 7: Correlation and Regression
Introduction
Scatter Diagram
Correlation Coefficient.
Calculating the Correlation
Other Ways to Calculate Correlation
Correlation Matrix
Regression Line
Calculating the Regression Line
Standard Error of the Regression
Coefficient of Determination: Explained Variation
An Example with Population and EMS Calls
Summary
Problems
Chapter 8: Multiple Regressions
Introduction
Boston Fires
Co linearity Between Variables
Regression with Dummy Variables
Summary
Problems
Chapter 9: Queuing Analysis
Applications of Queuing Theory
Examples of Results from Queuing Theory
Other Queuing Calculations
Determining the Number of EMS Units
Queuing Calculations
Summary
Problems
Appendix A: Critical Values for the Chi-Squared Distribution
Appendix B: Probability of Delay
Appendix C: Queue Length (Lq)
Appendix D: Answers to Problems
References
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199 Pages
Illustrated
Contents:
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