Question $3$

You are travelling by car in Adelaide from the corner of Hunt Street and South

Terrace $($where the red car is$),$ to the city reserve block known as Light Square at

the corner of Currie Street and Morphett Street $($where the red star is$).$

You can take any route through the City of Adelaide but there may be congestions

right now. The time to go through one section of east$-$west streets $($shown by

solid red bi$-$directional arrow$)$ can be expressed with a pair of $6$ sigma range

values in minutes:

The time to go through one section of north$-$south streets $($shown by dotted red bi$-$

directional arrow$)$ can be expressed with a pair of sigma range values in minutes:

$$ RMIT

UNIVERSITY

If you only have half an hour to go to the destination, estimate the risk that you are

late by:

$1$ minute

$5$ minutes

Half an hourAnswer need on excel sheet