Data Collection Methods
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Data Collection Methods
📊 Part 1: Data Collection Methods
🗂️ Part 2: Data Storage and Variables
A data dictionary explains what each _____________ in your dataset means and how it was _____________ .
You want to create age groups instead. Write how you would recategorise this data:
🔍 Part 3: Finding and Fixing Data Errors
Student Heights (cm): 165, 170, 45, 168, 172, 169, 180, 167
Student Ages: 15, 16, 15, 25, 16, 15, 17, 16
Favourite Colours: Blue, Red, Green, Purple, 7, Yellow, Pink, Blue
a) Why is it an error? ________________________________________________
b) How would you fix it? _______________________________________________
1. _________________________________________________________________
2. _________________________________________________________________
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