Exploratory Data Analysis

Crash frequency, distributions, and patterns across Victoria

Speed Distribution vs Risk Score

Scatter: Speed (km/h) vs Risk Score Cluster expected: 60–80 km/h high-concentration zone

Crashes by Time of Day

12am4am8am12pm4pm8pm11pm

Peak: 5–6 PM — afternoon通勤

Crashes by Road Type

Arterial roads dominate — 42% of all recorded crashes

Crashes by Day of Week

MonTueWedThuFriSatSun

Friday highest — weekend drop-off visible

Crashes by Weather Condition

Clear conditions dominate — weather secondary to speed

Crashes by Speed Limit Zone

Speed limit zone breakdown 60–80 km/h zones carry highest risk per km