ATARMAxxing · VCE Mathematical Methods revision notes
Sample Proportions & Confidence Intervals
Data analysis, probability and statistics
What this note covers
- The Sample Proportion p̂
- Mean and Standard Deviation of p̂
- Approximate Normality and the Central Limit Theorem
- Constructing an Approximate Confidence Interval
- Interpreting the Confidence Level
- Exam 1 (Technology-Free) Approach
- Exam 2 (CAS-Active) and Extended Response Strategies
7 sections · 14 key terms & formulas · 6 common mistakes
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