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Forum: Regression Analysis

Linear regression, linear models, nonlinear regression

  1. Binary logistic regression

    Hi there i ran logistic regression and got the following model: var1: B = -5.670 Sig = 0.01 Exp (B) 0.003 Constant: B = -0.469

    Started by kasperski‎, 08-02-2016 11:54 AM
    • Replies: 13
    • Views: 738
    08-08-2016, 11:38 AM Go to last post
  2. Proof

    Hello! I've read a textbook with the following expression. "y = beta 0 + beta 1 * lnx + u" and it claimed that end up: delta y = beta 1 * ((delta...

    Started by BatmanForever‎, 08-08-2016 05:30 AM
    • Replies: 1
    • Views: 412
    08-08-2016, 09:31 AM Go to last post
  3. comparing extremes of an independent variable

    Dear all, I have been cracking my head for 2 weeks but i havent been able to figure out this, so i decided to ask for help. I have done a...

    Started by niccolo‎, 08-04-2016 03:54 AM
    • Replies: 10
    • Views: 566
    08-04-2016, 07:18 PM Go to last post
  4. Determining Classification accuracy of a Multinomial Logistic Regression using R nnet

    Hi, I am trying to assess the classification accuracy for a Multinomial Logistic Regression model using R. I have adapted the example below to my...

    Started by cometorta‎, 08-03-2016 04:50 PM
    false positives mlr
    • Replies: 1
    • Views: 504
    08-03-2016, 09:50 PM Go to last post
  5. Determining residual outliers when heteroskedasticity exists

    Hi, I was wondering if anyone has any thoughts on the best way to approach the detection of outliers based on residuals from a linear regression...

    Started by talkbox‎, 08-03-2016 07:13 AM
    regression
    • Replies: 3
    • Views: 345
    08-03-2016, 01:46 PM Go to last post
  6. Need Help with developing general linear mixed model regression equation

    I'll be moving this to another thread and don't want to create multiple versions. Thanks!

    Started by Laide‎, 08-03-2016 12:13 PM
    applied statistics, finance, healthcare, regression
    • Replies: 0
    • Views: 294
    08-03-2016, 12:13 PM Go to last post
  7. Model equation Binary probit model

    Hi, the model equation for a binary probit model looks like that: Prob(Y=1|X) = Φ(Xβ) I just want to know if my vector X includes covariates...

    Started by xs0982‎, 08-03-2016 06:44 AM
    • Replies: 1
    • Views: 314
    08-03-2016, 10:49 AM Go to last post
  8. Difference between a VAR and a VECM

    Hello, I am performing cointegration analysis using Eviews and the DOLS estimator in the cointegrating equation. After saving the residuals of...

    Started by Reynaldo2007‎, 08-02-2016 09:55 PM
    econometrics, var, vecm
    • Replies: 0
    • Views: 596
    08-02-2016, 09:55 PM Go to last post
  9. Regularized Regression

    When is L1, L2 or e-net preferred when analyzing data? It can't all be based on cross-validation?

    Started by hlsmith‎, 08-02-2016 10:49 AM
    • Replies: 0
    • Views: 249
    08-02-2016, 10:49 AM Go to last post
  10. Regression on two explicative variables

    Hello, I am currently doing a thesis which aims to explain returns of stocks in function of the ownerships of some stakeholders. In the Excel...

    Started by Gaut93‎, 08-01-2016 05:24 AM
    • Replies: 2
    • Views: 360
    08-02-2016, 02:42 AM Go to last post
  11. Interpreting residuals

    Still getting used to interpreting large numbers of data points for regression assumptions. The attached looks fan shaped to me, which it is said...

    Started by noetsi‎, 06-09-2016 01:42 PM
    • Replies: 10
    • Views: 1,012
    08-01-2016, 08:16 AM Go to last post
  12. Data forecast

    Hello, I'm not exactly sure if this is the right forum, or even if what I'm looking for is actually called data-forecasting, but here's my question...

    Started by jepperaskdk‎, 07-30-2016 05:52 PM
    • Replies: 1
    • Views: 349
    07-31-2016, 03:17 PM Go to last post
  13. Nonlinear Regression - Statistica

    Hello Everyone, I trust you are all doing great. I was working on an experimental problem and I have got to the phase where I need to carryout...

    Started by Sean0072‎, 07-31-2016 05:24 AM
    • Replies: 0
    • Views: 300
    07-31-2016, 05:24 AM Go to last post
  14. Regression Analysis

    Hello, It would be great if somebody can help me with this: Is it correct to conduct factor analysis on data source (A) and then run a simple...

    Started by MSN‎, 07-29-2016 09:00 AM
    correlation, dependent variables, factor analyses, independent variables, regression analysis
    • Replies: 2
    • Views: 459
    07-29-2016, 07:05 PM Go to last post
  15. Leverage/outliers in large data sets

    Typically discussions of these and their impact on regression deal with individual points. Commonly I have 10-30 thousand data points and its...

    Started by noetsi‎, 06-11-2016 02:35 PM
    • Replies: 3
    • Views: 524
    07-28-2016, 06:30 AM Go to last post
  16. Lagged independent variables

    Hi, In my probit model I have a DV measured in t and several independent variables lagged up to 5 years. There also some other independent control...

    Started by xs0982‎, 07-28-2016 02:48 AM
    • Replies: 0
    • Views: 294
    07-28-2016, 02:48 AM Go to last post
  17. what does it mean if the f stat is 0?

    title says it all

    Started by imscrewd‎, 07-27-2016 11:45 PM
    • Replies: 1
    • Views: 337
    07-28-2016, 02:44 AM Go to last post
  18. Unhappy homework help

    1.The following data concerning income and educational attainment for several counties in Alabama were taken from the U.S. Census Website. County...

    Started by imscrewd‎, 07-27-2016 11:11 PM
    • Replies: 1
    • Views: 417
    07-28-2016, 02:05 AM Go to last post
  19. Interpreting scaling vs centring vs normalizing negative binomial model

    Hello, I'm a bit confused between the difference between scaling and centring in a negative binomial regression. My model looks like this:...

    Started by lken‎, 07-27-2016 02:00 PM
    centering, negative binomial, normalization, scaling
    • Replies: 0
    • Views: 269
    07-27-2016, 02:00 PM Go to last post
  20. Hypothesis for logistic regression

    I get a group of data and would like to use the regression to analysis the relationship. The dependent variable Y is a kind of loss rate, so it is...

    Started by pepsico007‎, 07-27-2016 08:30 AM
    hypothesis, logistic, regression
    • Replies: 4
    • Views: 497
    07-27-2016, 12:37 PM Go to last post
  21. 2 or 3 level multilevel model? Quick query

    Hi there, The title should read 3 or 4 level multilevel model, my apologies. I am estimating a multilevel model (in Stata). My goal is to...

    Started by StatsQQQ‎, 07-26-2016 12:31 PM
    country, level, multilevel, regression
    • Replies: 1
    • Views: 347
    07-26-2016, 07:55 PM Go to last post
  22. Choosing appropriate statistics (please)

    Hi, I have an issue (mostly being clueless and trying to achieve more than I can), I am writing a page in Ruby on Rails for which I need to calculate...

    Started by HaideeHammond‎, 07-25-2016 03:14 PM
    correlation, pearson, phi coefficient, probablity, ruby
    • Replies: 0
    • Views: 358
    07-25-2016, 03:14 PM Go to last post
  23. How to Interpret the Factor Analysis Findings

    Kindly help in interpreting the SPSS Factor Analysis findings as attached

    Started by Zainab‎, 07-23-2016 03:44 PM
    • Replies: 4
    • Views: 651
    07-24-2016, 12:37 PM Go to last post
  24. Moved: How to Interpret the Factor Analysis Findings

    Kindly help writing research findings for the Factor Analysis as attached

    Started by Zainab‎, 07-24-2016 06:17 PM
    • Replies: -
    • Views: -
    07-24-2016, 12:37 PM Go to last post
  25. Please help with the regression analysis result

    Greetings everyone, I'm currently working on my Bachelor thesis relating to behavioral finance. My topic requires me to run a regression analysis...

    Started by darkblade0808‎, 09-20-2015 11:05 PM
    • Replies: 4
    • Views: 1,116
    07-24-2016, 02:41 AM Go to last post
  26. Exclamation please help : modelization

    Hello, I have a distribution which looks like a Khi-2 distribution, which model is most appropriate? I try linear regression, but normal...

    Started by elle1301‎, 07-21-2016 04:14 AM
    khi-2, regression
    • Replies: 5
    • Views: 502
    07-22-2016, 03:13 AM Go to last post
  27. Weighted Cases- Binomial Logistic Regression in SPSS

    I am currently using the HCUP KID federal database which employs discharge weights to better estimate the true number of cases. For example, I have...

    Started by CharTam‎, 07-21-2016 02:34 PM
    • Replies: 0
    • Views: 639
    07-21-2016, 02:34 PM Go to last post
  28. Interaction term with no biological significance

    Hello friends, I've used a negative binomial GLM to look at how invertebrate abundance (over dispersed) is affected by seagrass density. There...

    Started by lken‎, 07-20-2016 01:47 PM
    • Replies: 3
    • Views: 438
    07-21-2016, 01:05 PM Go to last post
  29. Multiple regression analysis

    Hello All, Please help me with my multiple regression analysis result. My questionnaire consisted of 7 independent variables using 7 point...

    Started by Amrita‎, 07-21-2016 02:56 AM
    • Replies: 0
    • Views: 228
    07-21-2016, 02:56 AM Go to last post
  30. Ordinal mixed model assumptions

    I understand that I can perform a mixed model with ordinal outcome in spss using GENLINMIXED command I just want to know what are the assumptions...

    Started by wadder‎, 07-20-2016 04:48 PM
    • Replies: 0
    • Views: 304
    07-20-2016, 04:48 PM Go to last post
  31. interpreting interaction terms

    Hello, I hope that someone may be able to provide some help in my research. I have a 3-way interaction gender (male 0, female 1) by black (black...

    Started by derekcruise‎, 07-17-2016 01:25 PM
    • Replies: 7
    • Views: 469
    07-19-2016, 07:18 AM Go to last post
  32. I cant think of the name of a function.

    Hi all. this is my first post on talkstats. I'll try to be brief. I remember learning about comparing the top 30% and bottom 30% of results to...

    Started by igneggo‎, 07-19-2016 05:48 AM
    • Replies: 0
    • Views: 310
    07-19-2016, 05:48 AM Go to last post
  33. Analysing a designed experiment - is the theory wrong?

    hi, just had a scary thought . in all industrial DoEs we definitely have measurement error on the IVs. However I have always seen the OLS as the...

    Started by rogojel‎, 07-17-2016 12:06 AM
    • Replies: 11
    • Views: 648
    07-18-2016, 11:07 AM Go to last post
  34. Event probabilities from the regression analysis

    Hi, I am looking for all possible sources (literature, articles, books) with descriptions how to transform different kinds of regression analysis...

    Started by Vlajkony‎, 07-15-2016 04:55 AM
    event probabilities, probabilities, regression analysis, transformations
    • Replies: 5
    • Views: 538
    07-15-2016, 09:55 PM Go to last post
  35. Assumptions of time series regression

    I was wondering what the equivalent assumptions to Gauss Markov are for time series regression. Some are clearly different. Stationarity is not (as...

    Started by noetsi‎, 07-12-2016 12:44 PM
    • Replies: 2
    • Views: 420
    07-12-2016, 05:36 PM Go to last post
  36. Question Interpretation help for my negative binomial regression --> Testing for curviliniarit

    Hello everyone, I am a newby to that forum, so I hope my question is not redundant. I am currently sitting on my master thesis where I...

    Started by Sophie Hoffmann‎, 07-12-2016 09:14 AM
    • Replies: 1
    • Views: 253
    07-12-2016, 10:50 AM Go to last post
  37. How to interpret the standard error of regression coefficients

    Hi folks, This is my first post here - I have read all the rules - please forgive me if I break one! I have run an ANCOVA in SPSS. Obviously, in...

    Started by limeandginger‎, 07-11-2016 09:09 PM
    • Replies: 1
    • Views: 278
    07-12-2016, 09:24 AM Go to last post
  38. Question Power function - finding if the slope is significant or not?

    Hi, I'm using power functions to look at a relationship between time and age and I need to be able to test whether or not the slope of this...

    Started by h_amer‎, 07-11-2016 08:30 AM
    non-linear, p-value, power regression, slope
    • Replies: 2
    • Views: 357
    07-11-2016, 10:26 AM Go to last post
  39. How to study association between categorical variables?

    I have 4 categorical variables in a dataset let X1, X2, X3 and Y. Where X1,X2 and Y is a binary random variable and X3 have 3 categories. X1,X2...

    Started by askazy‎, 07-10-2016 12:33 PM
    • Replies: 6
    • Views: 560
    07-10-2016, 07:00 PM Go to last post
  40. Poisson regression for count data

    I need to fit a model to study the severity of a bicycle accident based on other explanatory variables. The data description is X1: is the use of...

    Started by askazy‎, 07-10-2016 07:24 AM
    • Replies: 1
    • Views: 516
    07-10-2016, 10:21 AM Go to last post
  41. Problem with Data analysis on Likert Scale!

    Hello John, Im a student of Business studies and am working on a research project titled as "Impact of Physical environment on Employee...

    Started by Asma Gm‎, 03-26-2008 05:56 AM
    • Replies: 10
    • Views: 12,876
    07-09-2016, 03:44 AM Go to last post
  42. What's the meaningful difference between an odds ratio and a regression coeffecient?

    Moved from here: http://www.talkstats.com/showthread.php/65740-What-s-the-meaningful-difference-between-an-odds-ratio-and-a-regression-coeffecient ...

    Started by PeterH‎, 07-08-2016 09:49 PM
    • Replies: 0
    • Views: 353
    07-08-2016, 09:49 PM Go to last post
  43. Data set simulation

    Answered on other threads, sorry for posting

    Started by David2‎, 07-07-2016 12:07 PM
    correlation, regression, simulation
    • Replies: 1
    • Views: 496
    07-07-2016, 01:12 PM Go to last post
  44. 95% confidence interval linear regression

    Hi everyone, I have perhaps an easy question but I can't deal with it. I use linear regression on my data with 3 dependent variables:...

    Started by HannaMa‎, 07-07-2016 10:37 AM
    • Replies: 0
    • Views: 289
    07-07-2016, 10:37 AM Go to last post
  45. Multinomial logistic regression - testing assumptions

    Hello everyone, I'm trying to perform an MLR with 4 continuous predictors for one ordinal dependent. I've tested my assumptions for the MLR except...

    Started by debadog‎, 06-24-2016 09:55 AM
    • Replies: 8
    • Views: 709
    07-07-2016, 09:02 AM Go to last post
  46. Hausman-McFadden Test (IIA)

    Hello, I need to carry out a Hausman-McFadden test before I run a multinomial logistic regression on my data. While I've successfully run an...

    Started by debadog‎, 07-07-2016 07:08 AM
    • Replies: 0
    • Views: 276
    07-07-2016, 07:08 AM Go to last post
  47. Normality / QQ-Plot in Generalized Linear Models (GLM)

    Hi, sorry if this is a frequent question, but I did not find an appropriate answer: If I have a GLM with a non-normal distributed outcome...

    Started by mmercker‎, 06-26-2016 02:57 PM
    glm assumptions, glm diagnostocs, normality, qq-plot
    • Replies: 8
    • Views: 782
    07-06-2016, 07:59 PM Go to last post
  48. Interaction effect: only main effects significant

    Dear community, I'm running a regression model to test, if there is a difference between the Eastern and Western Germans supporting redistribution...

    Started by Marnie‎, 07-03-2016 09:10 AM
    • Replies: 6
    • Views: 558
    07-04-2016, 10:26 PM Go to last post
  49. Need help doing complex transformations on variables to do a regression

    I need help doing some transformations on variables--I am kind of real rusty in logarithms and that may be the way to set up this complicated...

    Started by tomcat.josey‎, 07-03-2016 12:33 PM
    • Replies: 0
    • Views: 345
    07-03-2016, 12:33 PM Go to last post
  50. Post Dis./Avantadges of estimating of binary response model with OLS

    In the Maximum Likelihood Estimator context, I can't find answers for those two questions: - What are the advantages and disadvantages of...

    Started by endlessend25‎, 06-30-2016 07:03 AM
    binary response models, mle, ols
    • Replies: 8
    • Views: 710
    07-02-2016, 12:47 PM Go to last post
  51. Comparing regression coefficients between groups

    Hello! I am a psychology student and Im doing a research which I need help with. The research is about parenting stress in parents of children...

    Started by Mila‎, 07-01-2016 08:09 AM
    regression coefficients
    • Replies: 5
    • Views: 510
    07-01-2016, 03:10 PM Go to last post
  52. test of non-linearity

    I am reading an interesting econometric book where the author suggests testing if non-linearity exist by specifying a quadratic term, if its...

    Started by noetsi‎, 06-25-2016 03:56 PM
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,396
    06-30-2016, 02:24 PM Go to last post
  53. Generalized Linear Model: help interpeting interaction

    Hello! I apologise in advance if I missed it, but I couldn't find an answer in previous threads. I run a generalized linear model with 1...

    Started by ernesthor‎, 06-29-2016 07:09 AM
    generalized linear model, interaction effect
    • Replies: 1
    • Views: 358
    06-29-2016, 07:54 AM Go to last post
  54. MSE RMSE for Modeling/Technique Examination

    I have heard people talking about creating the best modeling approach, best propensity scores, best approach for dealing with missing data, etc. -...

    Started by hlsmith‎, 01-13-2016 01:08 PM
    • Replies: 10
    • Views: 1,192
    06-28-2016, 03:14 PM Go to last post
  55. Effect size+power calculations for spotlight analyses

    EDIT: I mistakenly typed "spotlight" when I really meant "floodlight". Corrected for that. I have a question about calculating effects sizes and...

    Started by carlsonturner‎, 06-28-2016 09:45 AM
    • Replies: 2
    • Views: 380
    06-28-2016, 01:45 PM Go to last post
  56. Regression assumptions

    this comes from Introduction to Econometrics by Stock and Watson. On page 161 they note in a footnote "....it might be helpful to note that some...

    Started by noetsi‎, 06-25-2016 02:45 PM
    • Replies: 9
    • Views: 603
    06-27-2016, 05:48 PM Go to last post
  57. p-value for logistic regression

    How do I find the p-value for logistic regression. For example , for a glm output I : z -value : 1.32 P ( > | Z | ) = 0.186696 If it were a...

    Started by valentina89‎, 06-26-2016 11:56 AM
    glm
    • Replies: 3
    • Views: 565
    06-27-2016, 11:11 AM Go to last post
  58. Relative impact

    I circle back to this question every few years, it is becoming critical these days and my readings have not turned up a strong consensus on this...

    Started by noetsi‎, 06-20-2016 05:30 PM
    • Replies: 9
    • Views: 1,035
    06-27-2016, 11:02 AM Go to last post
  59. Nonlinear Canonical Correlation Analysis

    Hello In the application of Nonlinear Canonical Correlation Analysis I was really confused about "weights and component loadings" !! can any one...

    Started by osamastat‎, 06-26-2016 11:28 PM
    • Replies: 0
    • Views: 314
    06-26-2016, 11:28 PM Go to last post
  60. Compare the estimated model with the model with intercept-only

    The question is: How do the test to compare the estimated model with the model with intercept-only ? How can I comment on the result ? I think we...

    Started by valentina89‎, 06-25-2016 06:40 AM
    logit regression, regresion, test statistic
    • Replies: 5
    • Views: 618
    06-26-2016, 12:08 PM Go to last post

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