User vonjd

46 votes

5 answers

100k views

Using R online - without installing it [closed]

asked Apr 18, 2011 at 19:26

36 votes

6 answers

3k views

How can I analytically prove that randomly dividing an amount results in an exponential distribution (of e.g. income and wealth)?

asked Sep 3, 2014 at 7:12

28 votes

4 answers

50k views

Exact two sample proportions binomial test in R (and some strange p-values)

asked Nov 11, 2014 at 20:25

23 votes

5 answers

3k views

New revolutionary way of data mining?

asked Jul 2, 2012 at 13:57

20 votes

1 answer

3k views

Article about misuse of statistical method in NYTimes

asked Jan 17, 2011 at 11:11

20 votes

10 answers

6k views

Which one is the null hypothesis? Conflict between science theory, logic and statistics?

asked Aug 3, 2011 at 10:22

11 votes

1 answer

6k views

How to kernelize a simple perceptron?

asked Oct 17, 2015 at 9:37

11 votes

5 answers

7k views

Fitting SIR model with 2019-nCoV data doesn't conververge

asked Jan 28, 2020 at 7:21

10 votes

2 answers

10k views

Connection between sum of normally distributed random variables and mixture of normal distributions

asked Jul 29, 2012 at 16:31

10 votes

3 answers

37k views

Chi-square test: difference between goodness-of-fit test and test of independence

asked Mar 31, 2014 at 7:09

9 votes

3 answers

3k views

When estimating variance, why do unbiased estimators divide by n-1 yet maximum likelihood estimates divide by n?

asked May 5, 2011 at 8:11

8 votes

2 answers

5k views

Manually calculating p-value for t-test: How to avoid values bigger than $1$?

asked Jan 12, 2015 at 11:09

6 votes

2 answers

2k views

Chi-squared-like test with absolute instead of squared differences for calculating test statistic

asked Mar 29, 2015 at 19:16

6 votes

1 answer

4k views

How to specify logistic regression as transformed linear regression?

asked Jul 20, 2015 at 8:54

6 votes

1 answer

29k views

How to build scoring model (scorecard) from logistic regression?

asked Oct 6, 2015 at 8:00

6 votes

2 answers

7k views

Mean and variance of log-binomial distribution

asked Apr 15, 2012 at 19:15

5 votes

1 answer

4k views

Creating a plot with boxplots ranked by quantiles in R

asked Dec 5, 2011 at 18:59

5 votes

2 answers

770 views

Could Bessel's correction make sample variance estimation even more biased?

asked Sep 15, 2013 at 19:26

5 votes

0 answers

107 views

Does it make sense to speak of probability of a hidden outcome? (context: confidence intervals) [duplicate]

asked Sep 6, 2016 at 7:55

5 votes

2 answers

5k views

Building the connection between cosine similarity and correlation in R

asked May 9, 2014 at 13:02

4 votes

1 answer

2k views

Unbiased estimator of variance for samples without replacement

asked Sep 16, 2013 at 10:02

4 votes

4 answers

2k views

Software for learning Bayesian belief networks

asked May 19, 2011 at 14:23

4 votes

1 answer

392 views

Did I understand AdaBoost correctly?

asked Nov 17, 2018 at 18:22

3 votes

1 answer

253 views

Why is the difference between these two t-tests so big?

asked Jan 12, 2015 at 9:41

3 votes

1 answer

189 views

Calculating payout of strategy for two one-armed bandits

asked Nov 16, 2018 at 20:46

3 votes

0 answers

386 views

What are SHAP loss values?

asked Oct 20, 2020 at 15:50

3 votes

0 answers

1k views

How to find the "optimal" cutoff-points in a non-linear relationship?

asked Oct 5, 2011 at 19:48

3 votes

1 answer

224 views

Most natural generalization of covariance/correlation to model dependence of extreme events [closed]

asked Dec 9, 2012 at 10:26

3 votes

1 answer

444 views

Don't understand the proof that unbiased sample variance is unbiased

asked Apr 12, 2015 at 9:57

3 votes

1 answer

860 views

Regression trees with multiple input and output levels

asked Mar 7, 2018 at 18:36

Stack Exchange Network

45 Questions

Using R online - without installing it [closed]

How can I analytically prove that randomly dividing an amount results in an exponential distribution (of e.g. income and wealth)?

Exact two sample proportions binomial test in R (and some strange p-values)

New revolutionary way of data mining?

Article about misuse of statistical method in NYTimes

Which one is the null hypothesis? Conflict between science theory, logic and statistics?

How to kernelize a simple perceptron?

Fitting SIR model with 2019-nCoV data doesn't conververge

Connection between sum of normally distributed random variables and mixture of normal distributions

Chi-square test: difference between goodness-of-fit test and test of independence

When estimating variance, why do unbiased estimators divide by n-1 yet maximum likelihood estimates divide by n?

Manually calculating p-value for t-test: How to avoid values bigger than $1$?

Chi-squared-like test with absolute instead of squared differences for calculating test statistic

How to specify logistic regression as transformed linear regression?

How to build scoring model (scorecard) from logistic regression?

Mean and variance of log-binomial distribution

Creating a plot with boxplots ranked by quantiles in R

Could Bessel's correction make sample variance estimation even more biased?

Does it make sense to speak of probability of a hidden outcome? (context: confidence intervals) [duplicate]

Building the connection between cosine similarity and correlation in R

Unbiased estimator of variance for samples without replacement

Software for learning Bayesian belief networks

Did I understand AdaBoost correctly?

Why is the difference between these two t-tests so big?

Calculating payout of strategy for two one-armed bandits

What are SHAP loss values?

How to find the "optimal" cutoff-points in a non-linear relationship?

Most natural generalization of covariance/correlation to model dependence of extreme events [closed]

Don't understand the proof that unbiased sample variance is unbiased

Regression trees with multiple input and output levels