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Table 5 Descriptive statistics and ANOVA of different DMSs by units of information
From: Units of information on dynamic message signs: a speed pattern analysis
Information on DMS | N | Mean Speed (mph) | Std. Deviation | F | Sig |
|---|---|---|---|---|---|
6–7 units | 270 | 38.96 | 8.11 | 6.873 | 0.000* |
5 units | 205 | 38.55 | 3.86 | ||
4 units | 385 | 38.93 | 4.29 | ||
2–3 units | 620 | 40.94 | 7.91 |