| Case studies
and investigations
Snacking on chips 8
Projects using your own data 51
Time series investigations using spreadsheets 52
Distribution of the total 55
The sampling distribution of the mean from a uniform distribution 63
Revenue sharing between airlines 77
Creating a margin of error table 93
Breaking the stick 103
Bertrand's paradox 106
The random secretary problem 114
The birthday problem 119
Paper, scissors, stone 125
Crown and anchor 127
On a roll - penalty kicks in soccer 136
Hearts and diamonds 142
Stirling's approximation for n factorial 152
Poker hands 163
Simpson's paradox 172
Unlawful activity 177
The Abbot of Canterbury's puzzle 189
NPK and garden fertiliser 203
Determining the degree of accuracy for the bisection
method 216
The Arawa and the Tainui
Exploring residuals 281
The graph of the binomial distribution 319
Pepys, Newton and the dice 324
Airline safety 328
Bonus RAM 331
Hokey-pokey ice-cream 337
The graph of the Poisson distribution 342
Frequency of tropical cyclones 343
Calculus properties of the normal curve 374
The 'tall fish' story 386
Euler's number 395
Catenary categories 402
Zettabytes and yottabytes 412
Kleiber's Law and quarter-power scaling in biology 419
One comes first 425
Room numerals 431
Puzzles
One foot after another 61
The goat and the fenced garden 67
Ten whole numbers 124
The traffic light 131
Simply factorial! 152
The round table 156
Perfect confusion 165
Conditionally perfect 168
Technology will not help 182
Four unknowns 194
PQRST 197
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