15 Questions
What is the main difference between data reports and presentations?
Reports must be self-contained and comprehensive, while presentations support the narrative of the presenter
What are the factors that drive data visualization decisions?
Audience, information, and task
What are the different levels of measurement in data?
Ratio/Interval, Nominal, Ordinal
What is the main consideration when determining the amount of information needed for the audience?
Considering the audience's knowledge and task with the data
Which type of data includes examples like Population, Land-Use, and Pop Growth?
Categorical data
What is true about preparing a report or presentation?
Reports must stand alone and be self-contained, while presentations can rely on the presenter for explanation
What is an example of data with Ratio/Interval level of measurement?
Temperature in Celsius or Fahrenheit
What should reports be according to their requirements?
Self-contained and comprehensive
What is an example of Nominal level of measurement?
Color (e.g., red, blue, green)
Which type of data aggregation involves grouping variable values based on the values of another variable?
Sectorial Aggregation
What is an example of spatial aggregation as mentioned in the text?
Summing or averaging borough figures by census tracts
Which level of measurement is associated with the example of Population mentioned in the text?
Ratio/Interval
What method is used for presenting data in tabular format as mentioned in the text?
Tables
Which graphic type is mentioned as a method for presenting data in the text?
Stacked Bar Charts
What is the process of aggregating data at the current or lower levels of measurement to reduce data amount and achieve analytical quality?
Reclassification
Test your knowledge on data aggregation and presentation with this quiz. Covering topics such as reclassification, sectorial aggregation, and reducing data amount while maintaining analytical quality.
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