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oszkar
  • Member for 6 years, 5 months
  • Last seen more than a month ago
  • Budapest, Hungary
17 votes
Accepted

Binary Encoding vs One-hot Encoding

4 votes
Accepted

PCA sum(variance) != sum(explained_variance_)

3 votes

How to calculate the ccf (cross-correlation) function mannually when one time series contains NA in R?

2 votes

What stats test should I use?

2 votes
Accepted

How to estimate standard error for parameters in a linear regression

2 votes
Accepted

Explaining Anova of linear model for correlation

1 vote

example for Y intercept to zero?

1 vote
Accepted

Why has the Jarque-Bera test of normality two degrees of freedom?

1 vote
Accepted

Test for relationship between i) two discrete variables ii) one discrete and one continuous

1 vote
Accepted

Chi-Square degrees of freedom confusion

1 vote
Accepted

How to find distribution when I know density

1 vote
Accepted

Test for stationarity

1 vote

Level of Measurement

1 vote

Manually calculating $SS_W$ for a one way ANOVA

1 vote

How to use linear regression for prediction

1 vote

How to measure the growth of a trend in time-series analysis?

1 vote

Shouldn't we take absolute values when + or - sign indicates only direction, not higher or lower values?

1 vote
Accepted

identity matrix shape of ridge regression

1 vote

Variance of $\bar S^2$

0 votes
Accepted

Find $P \left( X + Y + Z + U \ge 1 \right)$

0 votes

test statistics needed for data to be normalised

0 votes

What is it $\frac{P(A\cap B\cap C)}{P(B\cap C)}$?