Statistics 2 (OCR 4733)
General Resources
The OCR Website's A Level Mathematics Pages
OCR Booklet of Formulae and Tables
OCR S2 Syllabus Specification (2005) (© OCR)
Continuous random variables
Continuous and discrete random variables |
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Probability density functions |
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The median of a continuous distribution |
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The mean and variance of a continuous distribution |
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The Normal Distribution
The Normal PDF and the Standard Normal Distribution | |
Standardising and using tables |
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Modelling |
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Finding μ and σ |
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The Poisson Distribution
The Poisson distribution and formula | |
Modelling with the Poisson |
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Normal approximation to the Poisson |
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Sampling
Populations, random samples |
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Hypothesis testing - continuous distributions
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Hypothesis testing - discrete distributions
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Errors in hypothesis testing
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- Java applet
- video (c. 5m)