11. Dart - Maps
Maps are like structs.
Creating a map:
Map amap = {
"STRING":"HELLO",
"string2":"WORLD",
"age":25,
};
Calling a property of a map:
print(amap["STRING"]);
// will print "HELLO"
20. Data Analytics - Analyze Data to Answer Questions - Week 1
Goal of analysis is to identify trends and relationships within data so you can accurately answer the questions you're asking. Most data is organized in tables, always have data in the right format. Definition : Analysis // process used to make sense of the data collected Sorting // involves arranging data into a meaningful order to make it easier to understand, analyze, visualize Outliers // data points that are very different from similarly collected data and might not be reliable values Filtering // extracting specific data that meet certain criteria while hiding the rest Customized sort order // when you sort data in a spreadsheet using multiple conditions The 4 phases of analysis: 1. Organize data // getting the right data in the right size and order - Sorting : arrange data in meaningful order ...
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