The worksheet schedule has information on train 4 and train 5 arrival and departure on a randomly selected day. Create code in a data step that calculates that calculates Chi Square (χ2) for testing H0: Train 4 and Train 5 are equally punctual vs H1: Train 4 and Train 5 are not equally punctual. Your code should make ppropriate message about the decision based upon Chi Square (χ2). (Remarks: No PROC other than PROC IMPORT or specified PROC in the question is allowed. Use only one data step for each question until it is allowed.)
Worksheet file: https://drive.google.com/file/d/11si7ykvpCjZ_L9EXL3G4_DYCmFuu1g4b/view?usp=sharing
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