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Forum: General Discussion

Other topics related to statistics.

  1. Sticky Thread Sticky: Interesting (non-research) Statistics Articles

    We all see interesting articles online in various places. I figured it would be nice to have a place to share these articles. I'll start with an...

    Started by Dason‎, 01-19-2014 04:35 PM
    • Replies: 11
    • Views: 829
    06-17-2014, 03:34 AM Go to last post
  2. Sticky Thread Sticky: Why are so few questions being answered?

    I am a software developer, currently in graduate school for general mathematics, who intends a career in statistical programming. I have begun...

    Started by SlideRule‎, 02-05-2009 08:22 PM
    • Replies: 13
    • Views: 7,613
    06-16-2010, 01:00 PM Go to last post
  3. Sticky Thread Sticky: Math Typesetting in LaTex

    Talk Stats forum now supports math typesetting in LaTex. We have added two tags math] and /math]. Include your LaTex code within the tags and...

    Started by quark‎, 03-01-2010 05:32 AM
    • Replies: 3
    • Views: 6,577
    04-09-2010, 09:24 AM Go to last post
  1. Question A question of sample size.

    Hi All, I think I'm going to commit the cardinal internet forum sin and make my first post a possibly boneheaded question for people who have ...

    Started by Sean T‎, 08-27-2014 10:28 PM
    • Replies: 1
    • Views: 91
    Yesterday, 04:26 AM Go to last post
  2. Attention Ecologists...

    Here is an interesting article: http://news.sciencemag.org/biology/2014/08/ecology-explaining-less-and-less

    Started by bugman‎, 08-27-2014 07:14 PM
    • Replies: 3
    • Views: 85
    08-27-2014, 09:57 PM Go to last post
  3. Brainstorming!!

    I have a lot of data and I donít know what to do with it. In Oslo where I live we have a bike sharing system called Oslo bysykkel. The system is...

    Started by rasmusson‎, 07-23-2014 02:55 AM
    • Replies: 5
    • Views: 288
    08-19-2014, 01:13 PM Go to last post
  4. Statistics in Movies

    Dear Friends, We are planning to organize a statistics workshop for high school students. In this workshop, we need to screen a movie which uses...

    Started by statistics.workshop‎, 11-04-2013 03:17 AM
    movies, statistics
    • Replies: 12
    • Views: 2,928
    08-01-2014, 10:51 AM Go to last post
  5. How to run a fair drawing for door prizes?

    Given that you're the organizer for an door prize drawing that has 10 prizes ranging in value from $100 to $1. Everyone in attendance for the...

    Started by msmith‎, 07-28-2014 07:19 AM
    • Replies: 6
    • Views: 202
    07-29-2014, 05:58 AM Go to last post
  6. Univariate, Multivariate OR: how to read a table like this??

    Hi all, I'm goint to get into the magic world of statistics. I'm studying but I am alone and I need some help. Can someone explain me the...

    Started by attorianzo‎, 07-27-2014 10:14 AM
    • Replies: 0
    • Views: 102
    07-27-2014, 10:14 AM Go to last post
  7. Root mean square error

    I have got a set of wind speed data for weibull analysis. And I need to calculate root mean square error (RMSE) for statistical test.How do I...

    Started by Champ1on‎, 07-21-2014 04:19 AM
    rmse, weibull
    • Replies: 5
    • Views: 339
    07-25-2014, 08:49 AM Go to last post
  8. Outlier removal in Glycaemic Index testing

    Hi all, Hoping you can clarify for me on the appropriateness of method of outlier removal in GI testing. It is part of the ISO standard that...

    Started by timpellis‎, 07-20-2014 09:24 PM
    • Replies: 14
    • Views: 333
    07-23-2014, 12:49 PM Go to last post
  9. What statistical analysis do I need to make and how? (beginner question)

    I have one variable 'Var1' with membership data (0,1,2,3 or 4) (let's say = no education, 1 = elemtary school 2= college etc.) I have another...

    Started by trexter‎, 07-10-2014 07:33 AM
    • Replies: 3
    • Views: 274
    07-10-2014, 09:09 AM Go to last post
  10. Benefits of a B.A in Statistics for everyday life?

    Do you feel there is anything a statistics degree at the B.A level offers that helps one see and understand things more about everyday life, be it...

    Started by StilloftheNight‎, 07-05-2014 03:53 PM
    • Replies: 1
    • Views: 220
    07-06-2014, 03:49 PM Go to last post
  11. Automotive Data Sources

    Hey everyone, I am trying to find a source of information that will tell me sales volume of specific automotive manufacturers by state. The only...

    Started by Number‎, 06-26-2014 04:28 PM
    • Replies: 0
    • Views: 202
    06-26-2014, 04:28 PM Go to last post
  12. HELP: Quantification of an Odd "Lifetime Phenomenon"

    Hello all, I'm an engineer/coder whose statistical-logic insights are good, but lacking. I had a very strange incident today in my childhood...

    Started by KihOshk‎, 06-06-2014 10:02 PM
    • Replies: 1
    • Views: 353
    06-09-2014, 06:57 AM Go to last post
  13. Satorra-Bentler Scaled Chi-Square

    Hi everyone, I am an aspiring wanna-be-psychometrician. I do have some notions on the topic. Is there anyone who could explain me with...

    Started by Moanah‎, 06-04-2014 11:55 AM
    • Replies: 3
    • Views: 248
    06-06-2014, 09:15 AM Go to last post
  14. Figring out where missing parenthesis goes in Trigonometric functions formula

    I trying to figure out a bounding box (locations within a square mile of a center point) on a globe. This is more complicated than the traditional...

    Started by trinker‎, 06-01-2014 05:25 PM
    trigonometric
    • Replies: 3
    • Views: 191
    06-01-2014, 06:07 PM Go to last post
  15. Problems with merging CRSP with Compustat-CRSP merged

    Hello, For my thesis I would like to merge CRSP with Compustat-CRSP merged. Crsp mainly covers stock market data from exchanges: NYSE, AMEX,...

    Started by Robert22‎, 05-22-2014 04:25 AM
    • Replies: 0
    • Views: 279
    05-22-2014, 04:25 AM Go to last post
  16. Has your research paper been rejected by the journal?

    Hey, you don't need to worry anymore, Check out the video. hS_z21qgTBU

    Started by carole1‎, 05-20-2014 02:20 AM
    research paper rejected, research publishing
    • Replies: 0
    • Views: 214
    05-20-2014, 02:20 AM Go to last post
  17. Test grade

    I took a test 2 weeks ago and the professor handed back the grades today. The average was 48 Low 18 High 84 my grade was 60 I'm not sure...

    Started by zin.rokh‎, 05-17-2014 03:45 PM
    • Replies: 3
    • Views: 321
    05-17-2014, 06:41 PM Go to last post
  18. sources for mortality data

    by country , province , agegroups , gender , race , year/month/day , cause , ... best is NCHS with all the anonymized death certificates , USA...

    Started by gsgs‎, 05-15-2014 05:59 AM
    • Replies: 0
    • Views: 199
    05-15-2014, 05:59 AM Go to last post
  19. tabling results

    i have a anova on ranks table and a tukey test , i'm not sure how to (if possible) put all this into one nice table :confused:

    Started by kuragehime91‎, 05-11-2014 11:23 AM
    • Replies: 0
    • Views: 275
    05-11-2014, 11:23 AM Go to last post
  20. Infinite Monkey Theorem flaw?

    Hello everybody, I think I have found a flaw in the Infinite monkey theorem. I came to the conclusion that codes (such as a sample of written...

    Started by alonsovener‎, 09-07-2010 03:42 AM
    • Replies: 7
    • Views: 3,075
    05-07-2014, 08:26 PM Go to last post
  21. Question how are Standardized Coefficients are calculated from Unstandardized Coefficients?

    hi can you please tell me the formula for this? or is there any online calculator for this? thanks in advance !

    Started by hirastikanah‎, 05-04-2014 08:24 AM
    • Replies: 1
    • Views: 224
    05-04-2014, 01:31 PM Go to last post
  22. Non-homework probability question.

    Hello, I have a question related to an online game I play. Suppose you have 100 marbles in a bag. 70 are red, 15 are yellow, 10 green, and 5...

    Started by mclark‎, 04-30-2014 10:43 AM
    • Replies: 3
    • Views: 277
    04-30-2014, 03:41 PM Go to last post
  23. Question Is it acceptable to use Cronbach's alpha to assess reliability for Yes/No questions?

    hi Is it acceptable to use Cronbach's alpha to assess reliability for Yes/No questions? if no, what should i do?! there are 5 questions (with...

    Started by hirastikanah‎, 04-27-2014 11:34 AM
    • Replies: 6
    • Views: 319
    04-28-2014, 01:51 PM Go to last post
  24. Probability of meeting a friend on the motorway in stopped traffic

    Hi and thanks for reading this. The other day I was traveling on the motorway back home, at about 35 miles from my home, an emergency helicopter...

    Started by Petr0‎, 04-16-2014 06:56 AM
    • Replies: 10
    • Views: 604
    04-26-2014, 11:55 PM Go to last post
  25. useful maybe?

    For those who take pride and are interested in data visualisation - you might fing this site useful . Full of colour palettes to inspire. ...

    Started by bugman‎, 04-12-2014 07:26 PM
    colors
    • Replies: 1
    • Views: 221
    04-12-2014, 09:17 PM Go to last post
  26. Question Small area estimates in governance

    Colleagues, I'm interested in the use of small area estimates in local governance. I would appreciate if some of you could point me to...

    Started by konradz‎, 04-03-2014 03:22 AM
    governance, neighbourhood, small area estimates
    • Replies: 0
    • Views: 255
    04-03-2014, 03:22 AM Go to last post
  27. Need help to identify an appropriate way to analyze data !

    Hi group members, I am shamima, a recent graduate in Biostatistics from University of Waterloo, ON, Canada and I am new to this forum. Currently I...

    Started by Zaman‎, 03-25-2014 01:03 PM
    • Replies: 0
    • Views: 243
    03-25-2014, 01:03 PM Go to last post
  28. R to latex

    I've recently learned to output R figures and tables as latex code that I can then easily call into a document. Given the popularity of things like...

    Started by ted00‎, 02-28-2014 12:57 AM
    latex, [r]
    • Replies: 3
    • Views: 387
    02-28-2014, 01:42 AM Go to last post
  29. Weighted arithmetic mean of percentages

    Hi everyone, I got a basic question I can't quite wrap my head around. The following values for occurrences from a table: Group 1 average 60%...

    Started by statcat‎, 02-20-2014 01:22 PM
    • Replies: 3
    • Views: 436
    02-21-2014, 07:10 AM Go to last post
  30. Help!! Chi squared Test

    Hello, I have the following data set: Autism: 10, 4, 1, 0, Total 15 Total: 213, 146, 25, 24, Total 408 Sheds: 0, 1, 2, 3 The data...

    Started by ens007‎, 02-20-2014 01:44 PM
    • Replies: 0
    • Views: 232
    02-20-2014, 01:44 PM Go to last post
  31. Hamming distance for Presence-Absence

    Hi, I am trying to compare species presents into specific areas and look for comparison. I don't have aboundance data but Presence-absence in the...

    Started by flo85‎, 02-19-2014 05:13 AM
    hamming distance, presence/absence, r-studio
    • Replies: 0
    • Views: 219
    02-19-2014, 05:13 AM Go to last post
  32. Newbie question

    Hello, I hope this is the right place to post this question. Sorry, I have little knowledge of stats, so not sure where to start. I am looking...

    Started by Geofract‎, 02-13-2014 12:12 PM
    • Replies: 4
    • Views: 350
    02-15-2014, 04:31 AM Go to last post
  33. PowerAndSampleSize.com

    So I'm starting a website (see thread title) devoted to statistical power analysis and sample size determination. Why? B/c I make power/sample size...

    Started by ted00‎, 02-07-2014 03:06 AM
    2 Pages
    1 2
    calculator, online, power, sample size
    • Replies: 18
    • Views: 821
    02-12-2014, 03:51 PM Go to last post
  34. Question Is regression more important/broader than Anova?

    Hello In my book which has been used for 3 courses in probability and statistics they give Anova and regression almost the same abount of space....

    Started by Samwell‎, 02-05-2014 01:36 PM
    • Replies: 5
    • Views: 388
    02-05-2014, 04:18 PM Go to last post
  35. Rank factor

    Hi all, I collected data that has been given ranking from 1 to 13 by respondent, as show below H All, I have a survey data as show below ...

    Started by kumar_suraj‎, 02-02-2014 12:27 PM
    spss
    • Replies: 2
    • Views: 313
    02-05-2014, 12:23 PM Go to last post
  36. Question questions about manifest and latent variables

    hi i have 2 main questions Latent variables are unobserved variables that are measured by multiple observed items(called manifest variables). ...

    Started by hirastikanah‎, 01-30-2014 08:02 AM
    latent variable, manifest variable
    • Replies: 6
    • Views: 481
    01-30-2014, 01:10 PM Go to last post
  37. {LINUX] Update warnings

    I have a problem with updatin my sysytem (LINUX MINT 14 MATE ED.). This is just a sample of the output: W: Failed to fetch...

    Started by bugman‎, 11-03-2013 01:18 AM
    • Replies: 7
    • Views: 581
    01-19-2014, 05:29 PM Go to last post
  38. how many citations before an article is "influential"?

    i am in need of conducting a "systematic" review of sort of "influential" articles. i thought the best way to consider an article as "influential" is...

    Started by spunky‎, 01-12-2014 02:51 PM
    • Replies: 9
    • Views: 542
    01-12-2014, 06:36 PM Go to last post
  39. How to answer such interview questions?

    Hi All, I recently had an interview for a position of a Statistical analyst, and I got asked a very interesting and unusual question, that I had...

    Started by info_seekeR‎, 01-12-2014 04:17 PM
    interview, statistical methods
    • Replies: 2
    • Views: 351
    01-12-2014, 05:03 PM Go to last post
  40. Question research topic

    Hi everyone , I am post graduate student studying statistics .There is a national level conference ,am applying for that and need to submit a oral...

    Started by statistic22‎, 01-12-2014 04:58 AM
    • Replies: 0
    • Views: 199
    01-12-2014, 04:58 AM Go to last post
  41. Senior year of high school

    I am going into my senior year of high school which means it's time to start looking into colleges. I can't believe how much is involved with all of...

    Started by henald‎, 01-04-2014 06:19 AM
    • Replies: 1
    • Views: 355
    01-04-2014, 06:53 AM Go to last post
  42. newbie question

    I took a stats class about 20 years ago so apologizes up front if the answer here should be obvious. Scenario is an online forum where there is...

    Started by Willied‎, 10-08-2013 02:30 PM
    • Replies: 4
    • Views: 615
    12-31-2013, 12:30 PM Go to last post
  43. Reliability for summation index from binary variables

    Hello all. This might be simple to some of you but I'm stuck with it at the moment. Hence this call for help. I'm trying to create a sum index...

    Started by ngducan‎, 12-29-2013 05:05 AM
    • Replies: 0
    • Views: 426
    12-29-2013, 05:05 AM Go to last post
  44. University Survey on Parallel Computing in Statistics

    Dear colleagues, I hope that the initiative below is appropriate and of interest to be posted through the Talk Stats forum. The Centre for...

    Started by mattia.prosperi‎, 10-22-2013 11:15 AM
    • Replies: 3
    • Views: 640
    12-12-2013, 09:18 AM Go to last post
  45. Is my data ordinal or categorical?

    Hi, I am new to statistics and working on a project as part of a psychology degree. The project involves observing a parent and child interacting and...

    Started by oreiken‎, 12-09-2013 03:17 AM
    • Replies: 7
    • Views: 686
    12-11-2013, 08:41 AM Go to last post
  46. Post Senslope as a percentage

    Hi, I found a way to express the nonparametric senslope (which is a median slope joining all pairs of observations) by dividing the senslope by...

    Started by TSSASTAT‎, 12-10-2013 01:55 PM
    minitab, percentage, slope analysis, stats, theil-sen
    • Replies: 0
    • Views: 305
    12-10-2013, 01:55 PM Go to last post
  47. Question on weighting of survey data

    Hi there, I have recently concluded a survey and am working on the weighting of the survey data. I would like to weight the survey data by...

    Started by Moh555‎, 02-14-2013 03:17 PM
    • Replies: 4
    • Views: 1,356
    11-20-2013, 08:43 PM Go to last post
  48. Odd statistical argument needs resolution, thanks.

    Hi all. I'm having a silly argument online and I need help as my statistics skills are self-taught and very spotty, at best. I assert that, in a...

    Started by Saijanai‎, 10-31-2013 09:45 AM
    • Replies: 0
    • Views: 664
    10-31-2013, 09:45 AM Go to last post
  49. Yet another reason of why you should NEVER replicate a published study...

    on my friday lab meeting (which i will sadly be missing because i'm going to Disney World!!! wooohoo!!!) we will be discussing the article, the...

    Started by spunky‎, 10-30-2013 03:18 PM
    • Replies: 4
    • Views: 466
    10-31-2013, 07:59 AM Go to last post
  50. Beginner question: similairity between samples

    hello forum, at first i want to appologize for may be asking some simple straighforward question, because i don't have much background in...

    Started by Zmicier‎, 08-20-2013 07:31 AM
    beginner, similairity, statistics
    • Replies: 6
    • Views: 672
    10-17-2013, 01:23 AM Go to last post
  51. Multivariate analyis and MANOVA

    Hey I couldn't find an appropriate section to post this in so planting it here in the general discussion forum. Currently doing a project and...

    Started by Namkul‎, 10-11-2013 01:28 PM
    • Replies: 0
    • Views: 270
    10-11-2013, 01:28 PM Go to last post
  52. how to prove the set conculsion:(B-A)U A=B (if A is subset of B)?

    how to prove the set conculsion:(B-A)U A=B (if A is subset of B)?

    Started by luofeiyu‎, 10-03-2013 03:25 AM
    • Replies: 1
    • Views: 462
    10-03-2013, 05:17 AM Go to last post
  53. Attempting to fix the Online Data Repository

    There are a few data set repositories online, and some of them have gained a degree of popularity with academics and data scientists. However,...

    Started by alessandro‎, 09-12-2013 08:01 AM
    • Replies: 0
    • Views: 543
    09-12-2013, 08:01 AM Go to last post
  54. Talking Do TSers pick threads with titles indicating misery or urgent help?

    Following our previous talk, I wanted to compare two TS members right now. I counted how many threads of two TSers had titles like "Please help",...

    Started by victorxstc‎, 09-05-2013 04:50 PM
    chi-square
    • Replies: 2
    • Views: 688
    09-06-2013, 05:16 AM Go to last post
  55. Question License plate number probability

    I have a real life probability question. California license plates are 7 digits. This actually happened: My sister received a randomly...

    Started by caffine‎, 04-13-2013 07:12 PM
    • Replies: 2
    • Views: 1,295
    08-22-2013, 01:39 PM Go to last post
  56. Random numbers

    Generally, I use NORMDIST() function to generate random numbers giving Mean and SD of my choice (based on the data set I have). Is there any way...

    Started by raza‎, 10-13-2008 01:06 AM
    • Replies: 11
    • Views: 7,071
    08-18-2013, 09:39 PM Go to last post
  57. CI for p doesn't match hypothesis test.

    I knew it was possible but never actually ran into it before with some real data. The confidence interval for p produced by R didn't match the...

    Started by Dason‎, 08-13-2013 01:15 PM
    • Replies: 1
    • Views: 676
    08-14-2013, 03:59 PM Go to last post
  58. DEATH TO Tabachnick !!!!!

    .... just sayin'

    Started by spunky‎, 08-13-2013 07:42 PM
    • Replies: 0
    • Views: 392
    08-13-2013, 07:42 PM Go to last post
  59. The Fraction That Is Random

    The number of random strings of uniform distribution out of all of the possible strings of bits that are n bits in length is a fraction that would...

    Started by jamesadrian‎, 08-05-2013 07:20 PM
    • Replies: 3
    • Views: 584
    08-06-2013, 10:17 AM Go to last post
  60. [Measurement] What do we need to know about the differences for interval measurement?

    I've working again on my off-again on-again attempt to provide a guide to the whole controversy of admissable statistics. Something's troubling me...

    Started by CowboyBear‎, 08-01-2013 10:33 PM
    • Replies: 4
    • Views: 655
    08-03-2013, 02:05 AM Go to last post

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