Cdf empírica python

# fit an empirical cdf to a bimodal dataset
from matplotlib import pyplot
from numpy.random import normal
from numpy import hstack
from statsmodels.distributions.empirical_distribution import ECDF
# generate a sample
sample1 = normal(loc=20, scale=5, size=300)
sample2 = normal(loc=40, scale=5, size=700)
sample = hstack((sample1, sample2))
# fit a cdf
ecdf = ECDF(sample)
# get cumulative probability for values
print('P(x<20): %.3f' % ecdf(20))
print('P(x<40): %.3f' % ecdf(40))
print('P(x<60): %.3f' % ecdf(60))
# plot the cdf
pyplot.plot(ecdf.x, ecdf.y)
pyplot.show()

Source: machinelearningmastery.com

Cdf empírica python

# example of a bimodal data sample
from matplotlib import pyplot
from numpy.random import normal
from numpy import hstack
# generate a sample
sample1 = normal(loc=20, scale=5, size=300)
sample2 = normal(loc=40, scale=5, size=700)
sample = hstack((sample1, sample2))
# plot the histogram
pyplot.hist(sample, bins=50)
pyplot.show()

Source: machinelearningmastery.com

Cdf empírica python

...
# fit a cdf
ecdf = ECDF(sample)

Source: machinelearningmastery.com

Cdf empírica python

...
# get cumulative probability for values
print('P(x<20): %.3f' % ecdf(20))
print('P(x<40): %.3f' % ecdf(40))
print('P(x<60): %.3f' % ecdf(60))

Source: machinelearningmastery.com

Cdf empírica python

P(x<20): 0.149
P(x<40): 0.654
P(x<60): 1.000

Source: machinelearningmastery.com

Similar codes

0 vote232 views1 answer
Django connect to a db on heroku
Python Django
4 votes162 views1 answer
Np.random.uniform
Python
0 vote166 views1 answer
Getting tradingview historical data using python
Python
19 votes167 views4 answers
Import excel python
Python
-1 vote164 views1 answer
Python iterate over instances of class
Python
8 votes181 views1 answer
Negative lookbehind javascript
Python
1 vote176 views1 answer
Who is elcharitas
Python
1 vote196 views1 answer
Python try then change something and try again if fails
Python
4 votes165 views3 answers
How to program
Python
2 votes192 views1 answer
ValueError: Tz-aware datetime.datetime cannot be converted to datetime64 unless utc=True site:stackoverflow.com
Python