Matter and measure

1.1 Scales and units......Page 2
1.2 The SI base units......Page 3
1.5 Derived units and dimensions......Page 4
1.6 Units and their ranges in Chemistry......Page 6
2.1 Error in measured values......Page 11
2.2 More than one answer: scatter in measured values.......Page 12
2.4 Accuracy and precision......Page 13
2.5 Absolute and relative uncertainty......Page 15
3.1 Digits, significant and otherwise......Page 16
3.2 Rules for rounding off......Page 17
3.3 Rounding off the results of calculations......Page 19
4.1 Attributes of a measurement......Page 21
4.2 Dispersion of the mean......Page 22
4.3 Systematic error......Page 23
4.4 Putting statistics to work: assessing reliability......Page 24
4.5 The bell-shaped curve......Page 25
4.6 Confidence intervals......Page 26
4.7 Small data sets.......Page 27
4.8 Using statistical tests to make decisions......Page 28
4.9 How to lie with statistics: some dangerous pitfalls......Page 30