Table 4: Results of the analysis of mean differences for the need of location information and the environmental variables.

Dependent Variables Sum of Squares df Mean Square F p
Signs with 1-point location Between Groups 14.516 3 4.839 5.146 .002*
Within Groups 414.684 441 .940
Total 429.200 444
Signs with 2-point locations Between Groups 2.962 3 .987 1.251 .291
Within Groups 348.094 441 .789
Total 351.056 444
Signs with 3-point locations Between Groups 23.593 3 7.864 6.441 .000*
Within Groups 538.483 441 1.221
Total 562.076 444

*p<.05 is the level of significance.