import numpy as np data4=np.load('time-seriesE4.npy')

intervals=np.diff(data4[0]) print(intervals) print("Time interval between each individual potential recording =", intervals[0]*1000,"ms") sampling_rate=1/intervals[0] print("Sampling rate =",sampling_rate,"Hz")

mean_1=np.mean(data4[1,0:2000]) print("Mean of the first 2000 data-points=",mean_1*1000,"mV") mean_2=np.mean(data4[1,25000:27000]) print("Mean of all data-points between the 25,000th and 27,000th element=", mean_2*1000,"mV")