Tag: randomness

33 Why is it bad to teach students that p-values are the probability that findings are due to chance? 2011-10-13T02:55:04.467

29 Are the digits of $\pi$ statistically random? 2012-11-26T17:18:35.340

27 Generating random numbers manually 2016-11-21T12:42:33.197

20 What is wrong with this "naive" shuffling algorithm? 2010-09-26T07:37:14.583

20 Can non-random samples be analyzed using standard statistical tests? 2011-07-29T02:01:10.457

20 Can someone help to explain the difference between independent and random? 2016-08-24T08:22:35.680

17 A statistical approach to determine if data are missing at random 2015-09-13T15:39:07.257

15 What does it mean to say that an event "happens eventually"? 2016-06-30T20:01:05.493

14 Random walk with momentum 2011-10-25T14:56:32.237

13 Scrambling and correlation in low discrepancy sequences (Halton/Sobol) 2011-03-06T10:43:38.317

11 Differential Entropy 2013-02-18T16:13:45.037

11 Is tossing a coin a fair way of randomising a group into two groups? 2015-05-19T19:30:29.180

10 Will this introduce bias into what should be random numbers? 2018-01-12T18:35:41.897

8 What is the probability of n people from a list of m people being in a random selection of x people from a list of y people? 2012-03-06T20:43:13.373

8 Probability to draw a black ball in a set of black and white balls with mixed replacement conditions 2014-02-21T05:52:39.130

8 High autocorrelation when taking the L-th order of difference of a sequence of independent random numbers 2016-12-10T01:50:09.777

7 Testing (and proving) the randomness of numbers 2010-07-21T04:34:45.700

7 How to generate random points in the volume of a sphere with uniform nearest neighbour distances 2014-02-05T11:50:16.043

6 How to sample randomly from a population? 2011-11-14T15:21:38.387

6 Test randomness of a generated password? 2012-04-04T16:47:48.370

5 Test for randomness - randtests - fails 2015-09-01T16:30:41.883

5 Does permutation permute also dependence? 2017-05-15T22:26:22.120

5 What is the probability of selecting all the blue balls? 2017-05-31T19:35:00.270

4 Is there a Bayesian equivalent to a Wald-Wolfowitz runs test? 2011-11-16T00:10:15.527

4 Can one force randomness in a sample? 2011-11-25T10:54:50.420

4 Randomly picking from $n$ choices roughly $n$ times. What's the resulting frequency distribution called? 2013-01-09T23:20:02.343

4 Sanity check to determine if 'random' data on disk drive may have been tampered with 2013-05-10T03:22:03.133

4 Best way to test runs 2013-07-29T22:26:10.007

4 Precision and recall of a random classifier 2014-03-10T17:02:27.557

4 Is it possible for two independent people to generate randomness? 2014-10-17T19:00:06.203

4 One sample run test, but with P(+) $\neq \frac{_1}{^2}$ 2015-04-02T18:12:57.500

4 How to efficiently choose $n$ subset out of a set of $m$ many numbers, in a randomized uniform manner? 2016-08-04T05:42:09.913

4 Is it valid to use latin-hypercube sampling in parallel sampling? 2016-08-10T15:37:01.120

4 I cannot understand the definition of order statistics 2016-09-13T05:21:36.867

4 Likelihood function and Fisher information of a coin experiment 2016-10-12T13:53:50.113

4 Is the Intersection Area Between 2 PDFs a Probability? 2017-04-03T14:21:25.860

3 How can I even out a random distribution while minimising how far each data point is moved? 2011-04-13T09:42:14.907

3 Long tailed distributions for generating random numbers with parameters to control tail heaviness 2011-05-17T17:13:30.487

3 How to find out if a set of daily measurements are random or not? 2011-07-12T23:38:47.440

3 Best way to find non-randomness regions in these or similar count data? 2011-10-06T11:25:32.913

3 Relation between statistical randomness, uniform distribution and independence 2013-02-03T18:05:34.860

3 Filtering random guessers from daily surveys 2013-05-28T04:33:22.830

3 How to check if a data sequence is really random? 2013-07-23T19:03:36.930

3 A pseudorandom number generator with a seed greater than 80 bits 2016-08-19T00:54:38.713

3 Interpreting the results of two tests of randomness 2016-12-08T15:23:45.283

3 Is it true to say that (pseudo) random variables generated by a deterministic procedure must be correlated in some sense? why? 2017-01-01T03:12:06.540

3 Why does the law of large number hold for pseudorandom numbers 2018-01-11T06:30:20.433

3 Establishing the Probability Distribution that Governs a Random Process 2018-01-29T13:50:19.457

3 How best to form many short, independent random numbers from one long random number? 2018-02-08T02:54:56.333

2 When does a random test fail? 2012-05-04T08:44:44.023

2 interpreting chi square value for validating random numbers 2012-10-01T14:03:39.147

2 Runs Test and Chi Square Distribution 2012-10-07T13:04:32.703

2 Co-occurance problem 2012-11-19T00:32:33.427

2 How can you select one of two individuals at random using a biased coin 2012-11-24T15:46:40.027

2 Best process for randomly drawing an odd and an even number 2013-04-06T05:01:35.773

2 How to select model when different models are preferred with different seeds? 2013-06-21T16:35:22.270

2 Wilcoxon signed rank test on anonymous sample 2013-11-02T18:11:51.227

2 What is the distribution of an outer product of random values mod P? 2013-11-18T17:48:57.500

2 Check if a certain procedure is random or not 2014-06-30T11:49:56.447

2 Are integer results from random number generators unlikely? 2014-07-14T03:35:44.437

2 Auto-Correlation 2015-02-12T20:32:52.057

2 Is there any difference between Random and Probabilistic? 2015-03-26T05:16:33.127

2 Chi squared test for randomness 2015-08-13T13:15:19.203

2 Testing for randomness of room assignments 2015-10-18T01:15:31.400

2 Getting hints from target variable: Will it ruin predictive power completely? 2016-04-14T16:59:02.963

2 Taking two sets (A, B) out of the same distribution, merging and then sorting should roughly result in a,b,a,b,a,b? 2017-04-26T15:11:58.450

2 Clarification on the "tickets in a box interpretation" for random variables 2018-03-08T20:58:28.517

1 Is it possible to predict the likelihood of an order of random events? 2010-12-29T06:09:32.537

1 Ljung-Box test: Basic Questions 2012-03-05T16:59:33.370

1 randomness and computers 2013-02-20T13:21:33.353

1 Detecting/analyzing non-random permutations of a random sequence 2013-03-11T10:05:19.417

1 Finding a sample to represent a known population 2013-09-09T18:57:56.070

1 NIST randomness test fails in random generated bits 2013-09-18T11:20:53.497

1 How to test the randomness of a sequence of real m-tuples? 2013-11-10T13:11:01.307

1 Modeling a list with a tunable degree of disorder/shuffling 2014-01-17T05:10:32.430

1 Quality of randomness in generated random number 2014-02-20T10:42:15.313

1 Does randomness imply independence? 2014-03-20T13:28:31.427

1 How can I model this problem? 2014-10-14T23:12:51.300

1 Multilevel: Can I include two dummy variables of a 7-dummy-set into a random slope? 2014-10-15T17:46:24.723

1 How to predict the time series data 2014-11-26T16:07:00.187

1 Collective randomness of data generated using different seeds 2014-12-03T10:23:08.013

1 Is a neural network the only way to learn input/output relation? 2014-12-04T11:34:31.333

1 Accounting for measurement bias using a histogram or violin plot and numerical data in R 2015-02-23T00:49:28.907

1 Suggested algorithms for time series analysis of sporadic events 2015-03-20T03:49:41.487

1 how a random sample differ from the whole population in confidence interval? 2015-04-21T02:12:19.070

1 What are the precise/exact halting conditions for batch Gradient Descent (GD) when working with data with random noise? 2015-08-24T16:29:36.437

1 Roomshare - avoiding the worst choice 2015-09-02T06:36:31.087

1 Geometric Brownian motion without drift 2015-10-01T18:31:19.247

1 A question about random permutations and the probability of their fixed points 2015-10-11T15:56:39.300

1 testing randomness in a grid 2015-11-24T17:51:15.090

1 Conceptual definition between randomness, representativeness and bias in sampling 2015-12-02T01:24:57.953

1 Question about word/discourse similarity analysis 2016-03-29T06:43:37.623

1 Statistical test for cross-correlation 2016-08-10T11:16:34.530

1 Calculation if results of model ranking could occur by chance alone 2016-10-02T00:58:07.213

1 Test of Randomness in Individual and Aggregated Sequences 2016-11-19T18:41:05.350

1 How can I test if a string on distinct numbers/characters is random? 2016-12-01T01:05:07.270

1 Variation of Wald–Wolfowitz detecting seasonal patterns? 2016-12-02T01:33:38.233

1 Detecting extent of randomness of a binary time series 2016-12-14T09:56:43.953

1 What's the best method for figuring out whether clusters occurring in data are random or are indicative of an underlying non-random behavior? 2017-01-11T19:48:47.303