/Python/Variance calculation python manually

Variance calculation python manually

Numpy how to calculate variance

import numpy
numbers = [50,66,77,88,99,100]
x = numpy.var(numbers)
print(x)

Variance calculation python manually

>>> def variance(data):
...     # Number of observations
...     n = len(data)
...     # Mean of the data
...     mean = sum(data) / n
...     # Square deviations
...     deviations = [(x - mean) ** 2 for x in data]
...     # Variance
...     variance = sum(deviations) / n
...     return variance
...

>>> variance([4, 8, 6, 5, 3, 2, 8, 9, 2, 5])
5.76

Source: stackabuse.com

Similar codes

0 vote166 views1 answer
Python cartesian coordinates code
Python
0 vote157 views1 answer
Pandas filter length of string
Python
0 vote160 views1 answer
Python print raw string
Python
1 vote167 views1 answer
Fuzzy lookup in python
Python
1 vote194 views1 answer
Cookies in django
Python
0 vote217 views1 answer
Redirect stdout to variable python
Python
1 vote164 views2 answers
String array to float array python
Python
2 votes162 views1 answer
Tk.destroy arguments
Python
1 vote177 views1 answer
How to take screenshots with selenium webdriver python
Python
0 vote171 views1 answer
Small Python Game
Python