Experiment 4 - 1

import numpy as np
data = np.array([1,7,8,9,10,11,12,30])
q1,q3=np.percentile(data,[25,75])
iqr = q3-q1
lower_bound = q1-1.5*iqr
upper_bound = q3+1.5*iqr
outliers=data[(data<lower_bound)|(data>upper_bound)]
print(outliers)