Samenvatting
Measurements of vehicle speeds during four years at ten points on major rural roads of the Transvaal are described. The method used was the Friedman analysis of variance of ranks.
Measurements of vehicle speeds during four years at ten points on major rural roads of the Transvaal are described. The method used was the Friedman analysis of variance of ranks.
[S.l.], National Institute for Road Research, 1969, 15 p., tab.
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