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Statistics
Edexcel GCSE Statistics
The collection of data
Edexcel GCSE Statistics · 1ST0 · 1
The collection of data
Both papers · 20 notes
1a
Investigation planning
1a.01
Hypothesis testing through data collection
Free
1a.02
Investigation design constraints
Pro
1a.03
Mitigating enquiry issues
Pro
1b
Types of data
1b.01
Statistical data terminology
Pro
1b.02
Data grouping implications
Pro
1b.03
Explanatory and response variables
Pro
1b.04
Primary and secondary data
Pro
1c
Population and sampling
1c.01
Population and sample frames
Pro
1c.02
Contextual meaning of population
Pro
1c.03
Judgement and opportunity sampling
Pro
1c.04
Appropriate sampling techniques
Pro
1c.05
Simple random sampling
Pro
1c.06
Stratified sampling
Pro
1d
Collecting data
1d.01
Data collection sources
Pro
1d.02
Data reliability and validity
Pro
1d.03
Minimising data distortion and bias
Pro
1d.04
Planning data collection
Pro
1d.05
Handling collected data problems
Pro
1d.06
Data cleaning techniques
Pro
1d.07
Extraneous variables and control groups
Pro
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