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Statistics
Edexcel GCSE Statistics
Processing, representing and analysing data
Edexcel GCSE Statistics · 1ST0 · 2
Processing, representing and analysing data
Both papers · 38 notes
2a
Data tabulation and diagrams
2a.01
Pictorial data representation
Free
2a.02
Advanced pictorial data representation
2 notes
Interpreting population pyramids and choropleth maps
Pro
Comparative diagrams and pie chart scaling
Pro
2a.03
Graphical data representation
Pro
2a.04
Histograms with unequal class widths
Pro
2a.05
Justifying data visualisations
Pro
2a.06
Graphical misrepresentation
Pro
2a.07
Extracting and comparing values
Pro
2a.08
Selecting appropriate representation
Pro
2a.09
Determining skewness
Pro
2a.10
Interpreting skewness
Pro
2b
Measures of central tendency
2b.01
Calculating averages
2 notes
Calculating averages for discrete and grouped data
Pro
Effects of data changes and transformations on averages
Pro
2b.02
Justifying average selection
Pro
2b.03
Comparing central tendencies
Pro
2c
Measures of dispersion
2c.01
Calculating measures of spread
Pro
2c.02
Identifying outliers
Pro
2c.03
Commenting on outliers
Pro
2c.04
Comparing measures of spread
Pro
2c.05
Comparing samples and populations
Pro
2c.06
Standardising comparative data
Pro
2d
Further summary statistics
2d.01
Index numbers
Pro
2d.02
Rates of change
Pro
2e
Scatter diagrams and correlation
2e.01
Correlation vocabulary
Pro
2e.02
Inspecting correlation strength
Pro
2e.03
Correlation versus causation
Pro
2e.04
Lines of best fit
Pro
2e.05
Spearman's rank correlation
Pro
2e.06
Interpreting Spearman's rank
Pro
2e.07
Interpreting Pearson's PMCC
Pro
2e.08
Comparing Spearman's and Pearson's
Pro
2f
Time series
2f.01
Identifying time series trends
Pro
2f.02
Seasonal trends and predictions
Pro
2g
Quality assurance
2g.01
Distribution of sample means
Pro
2g.02
Action and warning lines
Pro
2h
Population estimation
2h.01
Estimating population characteristics
Pro
2h.02
Petersen capture recapture
Pro
2h.03
Sample size and reliability
Pro
Practise with past papers
Key terms & definitions
