Added freq dictionary to count distances
Rearranged parameters in case_study()
Shortened names in case_study()
Shortened names in generate_data()
Print statements added in generate_data()
Removed comment
Calculates means for TTT and FTT cases, stored in freq dictionary
Calculates mean for TTT and FTT cases together, stored in freq dictionary
Implemented freq_study()
Integrated freq_study() into generate_data()
Fixed f_freq to freq in generate_data()
Fixed misplaced ), causing string formatting problem
Changed conditions for d in freq
Test print statements
Exclude d < 20 from variance and standard deviation
Fixed variance formula
Removed test print statements