Sigma Statistics links

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Chapter 3 - Seasonal adjustments and index numbers

Page 53  NZX15


Chapter 4 - Analysing bivariate data

Page 69  Guessing values of the correlation coefficient (1)
Page 69  Guessing values of the correlation coefficient (2)
Page 71  Evaluation of r - adding points
Page 73  Evolution of a star
Page 94  Statistical data sets


Chapter 5 - Bivariate relationships

Page 96   Building a scatterplot
Page 96   Least squares and residuals
Page 96   Regression by eye
Page 102 Regression applet


Chapter 6 - Exploratory data analysis

Page 135  Altering bin widths in histograms
Page 138  Histogram bin widths
Page 138  Dot plot stats - guess vs actual
Page 143  How does Excel calculate quartiles?


Chapter 7 - Sampling variability

Page 150    How to use iNZight Visual Inference tools (VIT)
Page 156    Bootstrapping
Page 160    Confidence interval simulation


Chapter 8 - Differences between samples

Page 150    Education counts


Chapter 9 - Types of experiment

Page 210   Randomisation
Page 210   How to use iNZight Visual Inference tools (VIT)
Page 215   Main effects plots
Page 225   Interaction plots  


Chapter 12 - Data sources

Page 266    Margins of Error - NZ Election 2005
               
A case study by Matt Regan (Department of Statistics, University of Auckland)


Chapter 15 - Probability and events based on chance


Page 338  A boy or a girl?
Page 339  Human sex ratio
Page 349  Bertrand's paradox


Chapter 15 in Sigma Statistics Workbook

Page 103    The history of playing card designs




 



Chapter 16 - Probability techniques

Page 364  The birthday problem (1)
Page 364  The birthday problem (2)


Chapter 17 - Conditional probability

Page 371  Green and red balls
Page 372  Conditional probability (1)
Page 372  Conditional probability (2)


Chapter 18 - Arrangements and selections

Page 384   Multiplication principle (cute) 
Page 386   Factorials (1)
Page 386   Factorials (2)
Page 393   Permutations and combinations (1)
Page 393   Permutations and combinations (2)
Page 401   Poker hand probabilities (1)
Page 401   Poker hand probabilities (2)
Page 401   Poker hand probabilities (3)


Chapter 19 - Discrete random variables

Page 420   Platonic solids


Chapter 21 - The binomial distribution

Page 451   Binomial coin-tossing
Page 451   The ball-drop experiment
Page 453   Binomial probability calculator


Chapter 22 - The Poisson distribution

Page 473   Poisson probability calculator
Page 483   Earthquake data


Chapter 23 - The normal distribution

Page 494    Normal probability calculator (1)
Page 494    Normal probability calculator (2)


Chapter 24 - Simulation

Page 527  Human guessing is not random
Page 527  Simulating binomial probabilities
Page 531  Breaking the stick simulation


Chapter 24 in Sigma Statistics Workbook

Page 171    Random walk in one or two dimensions
Page 171    Random walk in 2D
Page 171    Drunken sailor animation


Appendix 1 - Using the Central Limit Theorem to construct confidence intervals

Page 548    Sampling distributions
Page 562    Confidence intervals for proportions