User Jonathan Lisic

49 votes

R vs SAS, why is SAS preferred by private companies?

answered Aug 7, 2012 at 1:20

10 votes

What is the proper way to estimate the CDF for a distribution from samples taken from that distribution?

answered Sep 22, 2011 at 5:33

8 votes

Accepted

reasons for a non-invertible matrix

answered May 17, 2015 at 1:41

5 votes

How to estimate correlation matrix from largest eigenvalues?

answered Sep 22, 2011 at 5:09

5 votes

Is kNN best for classification?

answered Oct 8, 2014 at 14:08

5 votes

Jointly sufficient statistic?

answered Oct 8, 2014 at 16:29

4 votes

Multivariate normal draws with specified correlations, standard deviations -- are they not "independent"?

answered Nov 5, 2016 at 1:12

4 votes

$Var(\bar{X})$ for a random sample from Bernoulli Distribution

answered Oct 7, 2014 at 14:46

3 votes

Accepted

Restricted Maximum Likelihood

answered May 4, 2015 at 17:54

2 votes

Accepted

Defining grad in R's optim for MLE

answered May 8, 2015 at 7:54

2 votes

Accepted

How to reset options to default in SAS 9.3?

answered May 17, 2015 at 3:06

2 votes

Accepted

How a statistical package like SAS analyses market risk without any calculus support

answered May 31, 2015 at 22:57

2 votes

Alternative to z test for massive samples?

answered Sep 4, 2014 at 21:32

2 votes

Why are most standard goodness of fit tests based only on continuous distributions?

answered Sep 16, 2011 at 0:58

2 votes

Can samples from an arbitrary normal distribution be obtained by rescaling samples from the standard normal?

answered Nov 10, 2016 at 7:06

2 votes

Understanding $O_p$

answered Oct 14, 2014 at 6:51

2 votes

a question about 'random sampling' assumption for t-test

answered Oct 28, 2016 at 19:12

1 vote

What method is preferred, a bootstrapping test or a nonparametric rank-based test?

answered Apr 27, 2011 at 1:51

1 vote

How to choose the right model after k-fold cross validation is done?

answered Oct 6, 2014 at 12:24

1 vote

Poisson as a limiting case of negative binomial

answered Oct 7, 2014 at 21:29

1 vote

Accepted

Spatial clustering in R with XY data

answered Jul 19, 2016 at 8:27

1 vote

Accepted

Using k-means for reducing the size of the training set of a Kernel SVM

answered May 8, 2015 at 15:30

0 votes

How to make sure that a machine learning algorithm's implementation is correct?

answered May 13, 2015 at 20:35

0 votes

Accepted

Calculate Significance between samples with skewed data

answered May 14, 2015 at 2:01

0 votes

How to differentiate two subgroups from a histogram?

answered Apr 27, 2011 at 2:14

0 votes

Accepted

What is the conditional probability of variables in a multivariate gaussian?

answered Nov 11, 2016 at 1:18

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26 Answers

R vs SAS, why is SAS preferred by private companies?

What is the proper way to estimate the CDF for a distribution from samples taken from that distribution?

reasons for a non-invertible matrix

How to estimate correlation matrix from largest eigenvalues?

Is kNN best for classification?

Jointly sufficient statistic?

Multivariate normal draws with specified correlations, standard deviations -- are they not "independent"?

$Var(\bar{X})$ for a random sample from Bernoulli Distribution

Restricted Maximum Likelihood

Defining grad in R's optim for MLE

How to reset options to default in SAS 9.3?

How a statistical package like SAS analyses market risk without any calculus support

Alternative to z test for massive samples?

Why are most standard goodness of fit tests based only on continuous distributions?

Can samples from an arbitrary normal distribution be obtained by rescaling samples from the standard normal?

Understanding $O_p$

a question about 'random sampling' assumption for t-test

What method is preferred, a bootstrapping test or a nonparametric rank-based test?

How to choose the right model after k-fold cross validation is done?

Poisson as a limiting case of negative binomial

Spatial clustering in R with XY data

Using k-means for reducing the size of the training set of a Kernel SVM

How to make sure that a machine learning algorithm's implementation is correct?

Calculate Significance between samples with skewed data

How to differentiate two subgroups from a histogram?

What is the conditional probability of variables in a multivariate gaussian?