Publication - Statistics
Transport and Travel in Scotland 2010
Summarises a broad range of transport statistics including road vehicles, traffic, casualties, bus and rail passengers, road and rail freight, air and water transport and personal travel as well as providing some comparisons with GB figures. Further breakdowns of Scottish Household Survey transport data including households' access to cars and bikes, frequency of driving, modes of travel to work and school, use and opinions of public transport and access to services are also presented.
Table 36: [Confidence limits] 95% confidence limits for estimates, based on SHS sub-samples sizes
| Sub-sample size (=100%) | Estimate | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| 5% | 10% | 15% | 20% | 25% | 30% | 35% | 40% | 45% | ||
| or | or | or | or | or | or | or | or | or | ||
| 95% | 90% | 85% | 80% | 75% | 70% | 65% | 60% | 55% | 50% | |
| percentage points ( + / - ) | ||||||||||
| 100 | 5.1 | 7.1 | 8.4 | 9.4 | 10.2 | 10.8 | 11.2 | 11.5 | 11.7 | 11.8 |
| 200 | 3.6 | 5.0 | 5.9 | 6.7 | 7.2 | 7.6 | 7.9 | 8.1 | 8.3 | 8.3 |
| 300 | 3.0 | 4.1 | 4.8 | 5.4 | 5.9 | 6.2 | 6.5 | 6.7 | 6.8 | 6.8 |
| 400 | 2.6 | 3.5 | 4.2 | 4.7 | 5.1 | 5.4 | 5.6 | 5.8 | 5.9 | 5.9 |
| 500 | 2.3 | 3.2 | 3.8 | 4.2 | 4.6 | 4.8 | 5.0 | 5.2 | 5.2 | 5.3 |
| 600 | 2.1 | 2.9 | 3.4 | 3.8 | 4.2 | 4.4 | 4.6 | 4.7 | 4.8 | 4.8 |
| 700 | 1.9 | 2.7 | 3.2 | 3.6 | 3.8 | 4.1 | 4.2 | 4.4 | 4.4 | 4.4 |
| 800 | 1.8 | 2.5 | 3.0 | 3.3 | 3.6 | 3.8 | 4.0 | 4.1 | 4.1 | 4.2 |
| 900 | 1.7 | 2.4 | 2.8 | 3.1 | 3.4 | 3.6 | 3.7 | 3.8 | 3.9 | 3.9 |
| 1,000 | 1.6 | 2.2 | 2.7 | 3.0 | 3.2 | 3.4 | 3.5 | 3.6 | 3.7 | 3.7 |
| 1,200 | 1.5 | 2.0 | 2.4 | 2.7 | 2.9 | 3.1 | 3.2 | 3.3 | 3.4 | 3.4 |
| 1,400 | 1.4 | 1.9 | 2.2 | 2.5 | 2.7 | 2.9 | 3.0 | 3.1 | 3.1 | 3.1 |
| 1,600 | 1.3 | 1.8 | 2.1 | 2.4 | 2.5 | 2.7 | 2.8 | 2.9 | 2.9 | 2.9 |
| 1,800 | 1.2 | 1.7 | 2.0 | 2.2 | 2.4 | 2.5 | 2.6 | 2.7 | 2.8 | 2.8 |
| 2,000 | 1.1 | 1.6 | 1.9 | 2.1 | 2.3 | 2.4 | 2.5 | 2.6 | 2.6 | 2.6 |
| 2,500 | 1.0 | 1.4 | 1.7 | 1.9 | 2.0 | 2.2 | 2.2 | 2.3 | 2.3 | 2.4 |
| 3,000 | 0.9 | 1.3 | 1.5 | 1.7 | 1.9 | 2.0 | 2.0 | 2.1 | 2.1 | 2.1 |
| 3,500 | 0.9 | 1.2 | 1.4 | 1.6 | 1.7 | 1.8 | 1.9 | 1.9 | 2.0 | 2.0 |
| 4,000 | 0.8 | 1.1 | 1.3 | 1.5 | 1.6 | 1.7 | 1.8 | 1.8 | 1.9 | 1.9 |
| 5,000 | 0.7 | 1.0 | 1.2 | 1.3 | 1.4 | 1.5 | 1.6 | 1.6 | 1.7 | 1.7 |
| 6,000 | 0.7 | 0.9 | 1.1 | 1.2 | 1.3 | 1.4 | 1.4 | 1.5 | 1.5 | 1.5 |
| 7,000 | 0.6 | 0.8 | 1.0 | 1.1 | 1.2 | 1.3 | 1.3 | 1.4 | 1.4 | 1.4 |
| 8,000 | 0.6 | 0.8 | 0.9 | 1.1 | 1.1 | 1.2 | 1.3 | 1.3 | 1.3 | 1.3 |
| 9,000 | 0.5 | 0.7 | 0.9 | 1.0 | 1.1 | 1.1 | 1.2 | 1.2 | 1.2 | 1.2 |
| 10,000 | 0.5 | 0.7 | 0.8 | 0.9 | 1.0 | 1.1 | 1.1 | 1.2 | 1.2 | 1.2 |
| 12,000 | 0.5 | 0.6 | 0.8 | 0.9 | 0.9 | 1.0 | 1.0 | 1.1 | 1.1 | 1.1 |
| 14,000 | 0.4 | 0.6 | 0.7 | 0.8 | 0.9 | 0.9 | 0.9 | 1.0 | 1.0 | 1.0 |
| 16,000 | 0.4 | 0.6 | 0.7 | 0.7 | 0.8 | 0.9 | 0.9 | 0.9 | 0.9 | 0.9 |
| 18,000 | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 0.8 | 0.8 | 0.9 | 0.9 | 0.9 |
| 20,000 | 0.4 | 0.5 | 0.6 | 0.7 | 0.7 | 0.8 | 0.8 | 0.8 | 0.8 | 0.8 |
| 25,000 | 0.3 | 0.4 | 0.5 | 0.6 | 0.6 | 0.7 | 0.7 | 0.7 | 0.7 | 0.7 |
| 30,000 | 0.3 | 0.4 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.7 | 0.7 | 0.7 |
| 35,000 | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 | 0.6 |
| 40,000 | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 | 0.6 | 0.6 |
| 45,000 | 0.2 | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.5 | 0.6 | 0.6 |
| 50,000 | 0.2 | 0.3 | 0.4 | 0.4 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
e.g. an estimate of 55% that is based on a sample of 800 has 95% confidence limits of 55% ± 4.1% points
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