**Statistics Index**

- Addition law (or rule), probability
**And**rule, probability- Approximations
- Poisson to Binomial
- normal to binomial
- normal to Poisson
- Arrangements

- Bayes’ theorem – see
*conditional probability* - Binomial distribution
- calculator
- cumulative probability tables
- expectation and variance
- normal approximation to
- Poisson approximation to
- Box and whisker plots

- Calculator, use of in finding
- binomial probabilities
- mean
- normal distribution, probability
- product-moment correlation coefficient
- regression lines
- Class boundaries
- Class width
- Coefficient of rank correlation, Spearman’s
- product-moment correlation
- Combinations
- Conditional probability, tree diagams
- Continuity correction
- Correlation
- Correlation coefficient
- product-moment, calculator
- product-moment, formula
- Spearman’s rank
- Cumulative distribution function
- continuous r.v.
- discrete r.v.
- Cumulative frequency curves
- Cumulative probability tables
- binomial
- normal (standardised)
- Poisson

- Dependent events, tree diagrams
- summary
- Distribution, frequency
- probability
- function (cummulative)

- Expectation
- binomial distribution
- continuous random variable
- discrete random variable
- from a p.d.f.
- geometric distribution
- rectangular distribution
- Explanatory variable

- Frequency density, histograms
- Frequency tables
- mean
- standard deviation

- Histogram
- finding width and height
- Hypothesis test
- binomial proportion
- Poisson mean
- zero correlation

- Least squares regression line
- calculator
- using Sxx, Sxy, Syy
- Linear correlation
- Linear interpolation, median, quartiles
- Lower quartile

- Mean
- on a calculator
- discrete data
- frequency distribution
- from a p.d.f.
- Median
- ungrouped data
- cumulative frequency curve
- by linear interpolation
- from a p.d.f.
- Mid-point of interval
- Minimum sum of squares of residuals
- Mode
- from a p.d.f.
- Multiplication law, probability
- Mutually exclusive events

- Probability
**and**rule- arrangements, permutations and combinations
- conditional probability
- density function (p.d.f.)
- discrete
- distribution, discrete
- independent events
- multiplication law (
**and**rule) - mutually exclusive events
**or**rule- possibility space diagrams
- tree diagrams
- two way tables
- venn diagrams
- Product-moment correlation coefficient
- calculator
- formula

- Random events (Poisson)
- Rank correlation, Spearman’s
- Rectangular distribution
- expectation
- variance
- Regression
- meaning of the coefficients
- reliability in prediction
- Residuals
- minimum sum of squares of
- Response variable (dependent)

- Sampling distributions
- Scatter diagram, correlation
- Significance test
- binomial proportion
- Poisson mean
- zero correlation
- Simple random sampling
- Skewness
- box and whisker plot
- Spearman’s rank correlation coefficient
- Standard deviation, frequency distribution
- raw data
- Standard normal variable
- cumulative tables
- Standardising normal variable
- Statistic
- Stem and leaf diagrams