Crime Scene Address: 6 Cross Street, Bankstown, NSW 2200
1. Surrounding the house, there are a variety of speed limits. If the victim has been dead 47 hours now. How far could the assailant have travelled if:
The speed limit is 50km/h
The speed limit is 110km/h
The speed limit is 70km/h
The speed limit is 80km/h
2. Calculate the mean distance the assailant would have travelled and therefore calculate the search area to the nearest square kilometre.
3. Choose 10 streets in the surrounding area of the house and identify their speed limits. Identify the mean, median and mode speed limits for the immediate area.
4. Based on the search area - what do you think the chances are of finding the assailant? Explain your answer. Use the scaffold below to help you structure your response.
5. Calculate the probability that the assailant would still be in Bankstown. Hint: Find out the square kilometre area of Bankstown and compare it to the total search area.