import pandas as pd
import numpy as np

base = pd.read_csv("Dados/iris.csv")
base
base.shape

np.random.seed(2345)
amostra = np.random.choice(a = [0,1], size = 150, replace = True, 
                           p = [0.5,0.5])

len(amostra)
len(amostra[amostra==1])
len(amostra[amostra==0])
