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What are data visualizations?
Pictures or graphs that help us understand information or numbers more easily.
What’s the purpose of data visualizations?
to see patterns, trends, comparisons, and relationships between different types of data.
What is a common mistake when it comes to data visualizations?
people use the wrong type of visualization to show certain data and patterns
How can we properly analyze a data visualization?
(many answers)
example:
-identify variables
-find the purpose
Why do we use visual representations instead of just showing the numbers from the data?
can help to understand the breakdown of data and make it easier to identify the patterns and trends in sets of data
What’s the independent variable?
variable that your are manipulating (x-axis)
Why do we use different types of visualizations?
because each visualization type is best fit for highlighting certain kinds of data.
What’s the dependent variable?
the variable that changes in response to the independent variable (y-axis)
Which representation uses data to show how individual amounts are made up of a total amount?
Pie charts
Which visualization uses data to show changes across categories overtime?
Line graphs
Which representation uses 2 sets of data to show the relationship and pattern between them?
Scatter plots
Which visualization shows the comparison of a relationship of groups or categories?
Bar graph