Research Article
Investigating the Effect of Urban New Technologies on the Iranian Lorry Drivers’ Behavior
Table 4
Chi-square test results for independent variables.
| | Variables | Chi-square statistics | Degree of freedom (df) | Significance level (sig) |
| | Heavy vehicle type | 70928 | 20 | 0,000 | | Driver’s age | 40524 | 15 | 0,000 | | Vehicle’s life | 52261 | 20 | 0,000 | | Driving experience | 14762 | 10 | 0,141 | | Vehicle ownership | 36099 | 10 | 0,000 | | Discharges and loadings per month | 73606 | 30 | 0,000 | | Q1 | 43496 | 15 | 0,000 | | Q5 | 29515 | 10 | 0,001 | | Q7 | 51026 | 10 | 0,000 | | Q10 | 44163 | 10 | 0,000 | | Q11 | 101303 | 20 | 0,000 | | Q12 | 59959 | 10 | 0,000 | | Q16 | 32707 | 10 | 0,000 | | Q18 | 40127 | 10 | 0,000 | | Q19 | 38212 | 10 | 0,000 |
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