PL202001081905 Jednym z najważniejszych warunków w modelu regresji logistycznej jest brak współliniowości (multicollinearity) zmiennych niezależnych. Oznacza to, że model powinien mieć niewielką współliniowość zmiennych opisujących […]
PL202001081306 Source of data: http://faculty.webster.edu/woolflm/8canswer.html Model ANOVA two-way (two-factor) W tej analizie robimy porównie dwóch czyników w tych samych populacjach. Analiza ANOVA jest dla H01 […]
EN030120201045 In the last post we did the ANOVA analysis of the variance comparison in groups. It turned out, unexpectedly, that one of the conditions […]
[su_highlight]EN2020120200957[/su_highlight] Analysis of variance, ANOVA (statistical analysis of variance) – a statistical method used to study observations that depend on one or many factors acting […]
EN301220191250 In [1]: from statsmodels.compat import lzip import numpy as np import matplotlib.pyplot as plt import statsmodels.api as sm from statsmodels.formula.api import ols import pandas as […]
301220190912 The Pearson coefficient is used to check the correlation between two continuous variables. Data source: https://www.kaggle.com/saurabh00007/diabetescsv In [1]: import pandas as pd df = pd.read_csv(‘c:/1/diabetes.csv’) […]
PL 301220190855 Współczynnik Pearsona używany jest do sprawdzenia korelacji między dwiema zmiennymi ciągłymi. źródło danych: https://www.kaggle.com/saurabh00007/diabetescsv In [1]: import pandas as pd df = pd.read_csv(‘c:/1/diabetes.csv’) df.head(3) […]
EN231220191405 Theoretical explanation The standardization of data for machine learning models involves the transformation of primary data so that their distribution has an average value […]
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EN201220191421 Source of data: poliaxid In [1]: import pandas as pd import numpy as np import matplotlib.pyplot as plt df = pd.read_csv(‘c:/2/poliaxid.csv’, index_col=0) del df[‘nr.’] df.head(5) […]
EN121220190807 Practice makes perfect In [1]: import pandas as pd import tensorflow as tf import matplotlib.pyplot as plt Exercise 1: Perform the following equation on the […]
How to write equations in matplotlib.pyplot¶ Practice makes perfect In [4]: import pandas as pd import matplotlib.pyplot as plt In [5]: a = r’3 = frac{12}{4}’ ax […]
EN111220192126 Exercises on matrix operations in TensorFlow 1.4 Practice makes perfect In [1]: import pandas as pd import tensorflow as tf import matplotlib.pyplot as plt Exercise […]
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[B2/1] How to survive on the Titanic? Long time I was thinking, that this sample is a something as any railway statistic or other theoretical […]
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