Statistics 2260
5セクション · 35チャプター
CCEA GCSE の学習者向けの無料Statistics 2260学習ノート。各章のリンクから、要点・例題・練習問題への導線にアクセスできます。
Planning and Data Collection
The statistical problem-solving process
Populations, sampling frames and samples
Random, systematic and stratified sampling
Opportunity, quota and cluster sampling
Primary and secondary data collection methods
Questionnaires and bias
Problems with data and outliers
Types of data
Processing, Representing and Analysing Data
Tables, tally charts and two-way tables
Venn diagrams
Scatter diagrams, correlation and lines of best fit
Pictograms, pie charts and bar charts
Stem and leaf diagrams
Histograms and frequency polygons
Cumulative frequency diagrams and box plots
Skewness
Time series and moving averages
Index numbers
Measures of central tendency
Measures of spread
Reasoning, Interpreting and Discussing Results
Population pyramids, choropleth maps and comparative pie charts
Correlation and causation
Graphical misrepresentation
Control charts and quality assurance
Interpreting lines of best fit and correlation coefficients
Comparing data sets and drawing conclusions
Sample reliability and the Petersen capture/recapture method
Probability
The probability scale and estimates of probability
Expected frequency and risk
Experimental and theoretical probability
Frequency trees, two-way tables, Venn diagrams and tree diagrams
Statistical Distributions
The normal distribution as a model
Standardised scores (z-scores)
The binomial distribution as a model
Statistics in real-life
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