Tried everything

[Confused]

Question 4.

Error:
<ipython-input-112-6b2400329a21> in <module>
        import numpy as np
     11 data=pd.read_csv('train_station_routes.csv')
     12 a= np.array(data['STATION'])
---> 13 np.where(int(a) > 10)
     14 print(a)
     15 

TypeError: only size-1 arrays can be converted to Python scalars

Thanks