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Have you ever been excited about the world of data, but not sure where to begin? What if you could learn the basics of data and access all that you need in one place? HealthyCity.org provides one of the largest community resource and data hubs in California, pulling information from trusted and reliable data sources and presenting it in user-friendly formats for local communities throughout the state. Learn about trusted data sources, how to interpret data and how to use it to meet your research and advocacy needs. This webinar will discuss the power of primary and secondary data, tips for finding and presenting data specifically on www.healthycity.org as well as examples of how data has been utilized for community based research and advocacy. (Click on the link to read more)
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ABC’s of DataFebruary 9, 2012
Information + action for social change
Healthy City is a project of…
A public policy change organization rooted in the civil
rights movement
…is an information + action resource that unites rigorous research, community voices and innovative technologies
to solve the root causes of social inequity
DIRECT TECHNICAL SUPPORT TO:
COMMUNITY ORGSFOUNDATIONSGOVERNMENT
COMMUNITY RESEARCH LAB
Training community groups to lead and sustain action-oriented research &
technology projects
ONLINE MAPPING TECHNOLOGYwww.HealthyCity.org
Learning Objectives You will learn…
• What data is and what different types of data exist
• About trusted data sources like the US Census and CA Health Interview Survey
• How to understand and work with some common data limitations
• How to use data on HealthyCity.org including maps and charts
• Tips for presenting and displaying data in your work
Data, Data, Data
• Data consist of measurements of any characteristic of interest. Basically, anything about everything around you!Ex. Your age, the size of your household, the
number of schools in your neighborhood, etc.
• What data do you have or use?
There are all types of data around us!
Most of your organizations probably already have data that you’ve collected and handle on a daily basis.
Door knocking records
How many people your organization serves
Financial contributions
Data, Data, Data
Primary & Secondary Data• Primary – Data that you collect!
• Secondary – Data that another entity collects and others can use, such as the Census, Department of Health, another researcher, agency, etc.
Quantitative & Qualitative Data• Qualitative – Data that consist of non-numerical observations,
primarily focus on describing attributes, properties or some other kind of meaning
• Quantitative – Data that can be expressed numerically
These types of data are often used together to convey a greater richness of meaning than using only one type.
Data, Data, Data
Time to Share: How have you used data or maps in your
work?
1957 Wally Freeland
Data Sources on HealthyCity.org
And many more…
Data Source Tips
Key Points to Keep in Mind:
• What is the original source and how reliable is it?
• How old is the data?
• How was the data gathered and analyzed?
• How complete is the data?
• What are the pros and cons for a specific dataset?
Data Sources & Data
Directory
List of all Data Sources on
HealthyCity.org
List of all data on
HealthyCity.org
Click a Target and explore
data
Click a Sub-Category
Click an Indicator and
explore further
Variables
Geographic Units
Data YearsIs it
aggregatable?
AggregationZIP Codes Yuba
County
Yes, because… The data values are raw numbers such as number of housing units or population
Can you aggregate the number of births by ZIP Code to find out the total number of births in Yuba County?
?
AggregationZIP Codes Yuba
County
No, because…The data values are percentages or rates, such as percentage of families in poverty or drop out rate
X?Can you aggregate the birth rates by ZIP Code to find out the birth rate in Yuba County?
Data Lingo Recap
• Indicators Age, Employment Status
• Variables Ages 0-5, Currently Employed
• Data Levels ZIP Code, Service Planning Area, County
• Universe Total Population, Civilian Population Age 16 and Over
• Metadata Supporting information about the dataset such as description,
source, year, universe
• Aggregation Combining data values from smaller geographies to create a
data value for a larger geography
Indicator
Variable
Universe
Map Community Data
Types of Data on HealthyCity.org
ThematicPopulation Characteristics
Civic ParticipationEmployment, Income &
PovertyHealth Conditions,
Diseases, Injuries and Deaths
Crime & Public SafetyHousing
And much more…
Services & Points Social Services & Nonprofits
Hospitals and FQHCsPublic & Private SchoolsGrocery Stores & WIC
VendorsAlcohol Outlets & Toxic Sites
And much more…
Types of Data on HealthyCity.org
Click on Change to select your geography
Select “City”, then
“Riverside”
Click a “Target” to select data
Add a second layer of data:
Families in Poverty or Median Household
Income
Click the “i” tool and then click on map to see data
values
Change Data Level to view data by a different
geographical unit
See range of data values in the
Legend
Click Customize to modify your
map
Share your map:
• Export to Word• Print• Save• Email
Customize:
• Absolute value or Percentage value
• Number of classes
• Colors
• Data Range
Equal Interval
Black or African American (Non-Hispanic or Latino)
Data Ranges
Equal Interval
Quantile
Quantile
Chart Community Data
Click on Change to select your geography
Select “County”,
then “Fresno”
Click a “Target” to select data
Choose a category
Choose a sub-category
Births in Fresno County:
12.99% are to Mother’s Under 20
56.24% are Mother’s Ages 20-29
Select a different indicator
How does this compare to the state
of California?
View other years of data or
multiple years at once
Ability to view different types of
charts
Variable
Click Show/Hide description
to see details
Click Show/Hide List to see data level used for aggregation
Universe, Source, Year
Click Show/Hide List to see list of
geographies used to aggregate
• Colorful, engaging
• Sources are cited
• Issues displayed are important to your goal
• Clear and easy to understand
Data Visualizations
Healthy City, 2011Data Source: US Census 2010
Healthy City, 2011Data Source: US Census 2010 Healthy City, 2011
Data Source: US Census 2010
http://www.youtube.com/watch?v=xekEXM0Vonchttp://www.youtube.com/watch?v=xekEXM0Vonchttp://www.youtube.com/watch?v=xekEXM0Vonc
Data Visualizations
Data Visualizations
Pie charts are useful for showing significant differences in percentages as parts of a whole. *Remember—values need to add up to 100%
Bar graphs are useful for Comparing data between different groups or showing changes over time.
Line graphs are useful for showing changes over time.
• Help reveal larger place-based dynamics that numbers by themselves cannot
• Connect community knowledge and data to location
• Support strategy through communicating patterns to a broad audience, clearly, quickly, and dramatically
Why Are Maps Useful Visualizations?
Organizations can use maps to:• Act on an issue/Confirm action
• Strategy: Community Organizing• Strategy: Advocacy
• Highlight an issue or a specific
aspect of an issue• Strategy: Media/Communications• Strategy: Policy• Strategy: Grantwriting
Why Are Maps Useful Visualizations?
Maps for Advocacy
Public Awareness on Distribution of Healthy/Unhealthy Food Resources – Los Angeles, CA
Monthly Blog about New and Updated
Data
Data Blog
Click Help Center to view User Guide,
Video Tutorials
Click Filter and
choose“data”
Thank you!