Question: Referring to the tutorial and ICT slides from Weeks 2 and 3 , write Python code to perform the following tasks to analyse the traffic

Referring to the tutorial and ICT slides from Weeks 2 and 3, write Python code to perform the following tasks to analyse the traffic data provided in the file 'link_data_20120315.csv':
Load the data into a Pandas DataFrame.
Calculate the standard deviation of the 'speed' observations for each unique link_id.
Identify the link with the highest standard deviation of speed.
Which link_id has the highest standard deviation of speed?

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