1. Announcement:
Want access to a chatbox?
Dason ‎(Devorador de queso)
05-10-2017
Views:
1,776
+ Post New Thread
Page 15 of 73 First 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 65 ... Last
Threads 841 to 900 of 4335

Forum: Regression Analysis

Linear regression, linear models, nonlinear regression

1. Difference-in-differences analysis - STATA syntax for binary data

Dear Friends, I am doing Difference-in-differences analysis with repeated cross-sectional data. I have both continuous and binary data. I found...

• Replies: 0
• Views: 6,169
05-24-2012, 03:50 AM
2. Difference-in-Differences(Evaluate effect of a policy implemented gradually)

Hi I have to do a diff-in-diff estimator in order to evaluate the impact of the policy. The problem is that the policy is gradually implemented...

• Replies: 0
• Views: 1,147
04-25-2015, 07:15 PM
3. Differences Between ANOVA and multiple regression

What are the differences between ANOVA and multiple regression? If I want to figure out if there exist impacts of one variable on the other, which...

• Replies: 1
• Views: 4,303
08-30-2010, 09:58 PM
4. Differences in different groups

Hey guys, I need help with a data set I am trying to do analysis on. I have 650 randomly chosen observations of bugs. I want to find out if there...

• Replies: 0
• Views: 1,436
03-30-2014, 02:04 PM
5. different linear regression formulas from same population

hello to all, my question needs some explanation first; i want to test the efficiency of formulas for weight prediction but since medical...

• Replies: 2
• Views: 682
03-30-2017, 01:46 PM
6. Different p-values with different procedures

Fairly novice in statistics, so this will surely have a simple explanation. I ran bivariate analyses to check for normality of a series of variables...

• Replies: 1
• Views: 1,371
11-20-2013, 01:15 PM
7. Different signs

Hello everybody: I have a litte problem interpreting my regression output. In the first regression, I have a continuous variable with a...

• Replies: 5
• Views: 1,742
01-24-2016, 05:09 AM
8. Different Time Intervals with Logistic Regression

Is it possible to use different time intervals with logistic regression? Let's say I was trying to predict a binary dependent variable (0,1) based...

• Replies: 1
• Views: 2,460
09-28-2011, 12:27 AM
9. different times (different scores) but one regression

Hi, Does anyone know how to do a regression analysis that incorporates data from 2 time points (same participants)? Up until now I have been...

• Replies: 0
• Views: 1,234
07-30-2013, 06:37 AM
10. 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...

• Replies: 8
• Views: 2,016
07-02-2016, 12:47 PM
11. disattenuated correlations

Objective: a guess about the actual correlations between two variables based on correlations between somewhat noisy variable estimates. The variable...

• Replies: 0
• Views: 4,036
Per
09-18-2010, 01:39 AM
12. Discrepancy between Geogrebra, Excel, Desmos, and TI-83 PLUS...what's the deal?

As my title implies, there is a discrepancy between Geogebra, Excel, Desmos, and TI-83 Plus. Let me explain myself I have created a fifth and...

• Replies: 3
• Views: 2,257
02-21-2015, 08:09 PM
13. Discrete regression

What is the/an appropriate regression technique to use where the dependent variables are discrete labels. For example, I have predicted survival...

• Replies: 0
• Views: 2,394
04-12-2011, 11:59 AM
14. Discretization of a continuous variable

He guys, I'm analyzing a research regarding patients and their risk factors for developing a certain side effect. If i enter age as a continous...

• Replies: 14
• Views: 3,244
03-28-2015, 09:53 AM
15. Discriminant Analysis Issue

Hello, I'm trying to make sense out of a recent discriminate analysis I ran which confused me. I got really a really low eigenvalue which...

• Replies: 0
• Views: 3,228
02-27-2011, 07:26 PM
16. Dispersion parameter

I have the understanding that the dispersion parameter, \phi, in generalised linear models needs to be known for deviance to meaningful or otherwise...

• Replies: 7
• Views: 1,759
04-14-2014, 07:11 AM
17. Displaying multiple regression

Dear stats experts - I wondering if it's possible to display a multiple regression with three predictors that are all significant on a graph. ...

• Replies: 0
• Views: 1,602
11-30-2011, 06:50 AM
18. disputing a fixed effects model assumption

Hi guys, I'm in the middle of responding to a reviewer's claim on fixed effects models and wanted to reach out to see if any of you had any...

• Replies: 0
• Views: 1,423
04-11-2012, 12:29 PM
19. Dissertation help with Likert scale

Hello, I'm having some problems with the stats for my dissertation. My dissertation is about the effect of the physical surroundings of a...

• Replies: 9
• Views: 11,500
04-16-2008, 01:27 PM
20. Dissertation help!

I need help with regression analysis. I have 3 variables, each with sub scales. and I have no idea how to regress them; i.e. should i use stepwise...

• Replies: 1
• Views: 944
01-26-2013, 05:28 PM
21. Distribution of error term in lognormal maximum likelihood estimation

Hi I have performed a maximum likelihood estimation of a linear function y=B0+B1X+E, where Y is a lognormally-distributed dependent variable, B0 and...

• Replies: 1
• Views: 2,121
07-09-2012, 08:47 AM
22. Distribution of fixed effects

Hi all, Let me shortly introduce my research: I am looking at whether companies outperform each other in investments. To do this I observe them at...

• Replies: 3
• Views: 841
06-09-2017, 11:56 AM
23. Distribution of Residual Sum of Squares

We know that the residual sum of squares (RSS) has a  sigma^2 * Chi Square (n-p degrees of freedom) So if I want to simulate many...

• Replies: 3
• Views: 3,417
01-02-2014, 09:07 PM
24. Division of two IV's in a logistic regression

Hello, I am conducting a logistic regression with two continuous IV's (x1 and x2). I am also interested to analyze the relative impact of both...

• Replies: 0
• Views: 910
10-31-2012, 05:29 AM
25. Do I have a discrete fit parameter if I fit data to the Heaviside step function?

Hey guys, A question about discrete parameters in a maximum likelihood estimation fit situation: I have seven data points, every data point...

• Replies: 0
• Views: 748
01-24-2014, 08:58 AM
26. Do I have a non-linear regression?

Hello everyone, I want to start by saying that I don't have too much experience working with continuous dependent variables. I have worked more...

• Replies: 5
• Views: 1,749
05-04-2016, 02:19 AM
27. Do I need to control for Type 1 errors?

Hi guys, the situation I have is, a reviewer has asked me to reduce my mediation model (MPLUS) as he says I have too many tests going on. In fairness...

• Replies: 5
• Views: 2,251
01-14-2015, 03:09 PM
28. Do i need to correct for family wise error when doing moderation and mediation?

Hi, I've been analyzing data for moderating and mediating relationships and am wondering how necessary it is to correct for family wise error in...

• Replies: 0
• Views: 854
07-30-2014, 09:19 PM
29. Do I need to measure reliability?

Hey guys, I am very new to SPSS so please excuse me for my potentially stupid questions. So I started writing my thesis and everybody from my...

• Replies: 1
• Views: 1,762
05-16-2013, 10:35 AM
30. Do I need to refer goodness of fit indices when I am only interested in estimates?

Hello all, I am intersted in the relationship b/w 3 variables (A,B, and C). Then I constructed a path model as A->B->C. My only interest is how big...

• Replies: 8
• Views: 2,071
06-09-2015, 11:38 AM
31. Do I need to treat all variables in the same way when I transform values?

Hi, I want to carry out a Pearsons correlation to look relationships between methane flux from soil under different plantation treatments (i.e...

• Replies: 3
• Views: 6,441
02-17-2008, 02:13 PM
32. Do my data meet the assumptions for multiple linear regression?

~ There are no outliers in the standard residuals ~ Multicollinearity is not a concern ~ Independent errors are met (Durbin-Watson = 1.95) ~...

• Replies: 7
• Views: 3,312
01-23-2014, 08:12 AM
33. Do these dummy variables cancel clustered heteroscedasticity?

Hi, I have the cross-sectional: Stock returns_i = a_i + b_i * X_i + error. Here, X_i is an independent variable and "Stock returns" is, say,...

• Replies: 0
• Views: 1,480
07-15-2012, 08:15 AM
34. Do you think there is any correlation between this two variables?

Do you think there is any correlation between these two variables? scatterplot: http://www.directupload.net/file/d/3641/5g58d9hx_jpg.htm data...

• Replies: 1
• Views: 1,439
06-02-2014, 09:34 AM
35. Does anybody know if the Oaxaca Blinder decomposition command is now available SPSS?

Hi, I was wondering if it was now possible to run the Oaxaca Blinder decomposition on SPSS? I know it is possible on Stata but I do not wish to...

• Replies: 0
• Views: 2,557
09-23-2013, 05:42 PM
36. Does endogeneity affect the R-squared estimated in variance partitioning?

Hi, I have a likely very simple question but I can’t get my head around the answer. I want to estimate which part of the variance in a firm's...

• Replies: 1
• Views: 848
05-03-2017, 11:07 AM
37. Does fitting of a regression line as such contribute to mass significance?

Is the fitting of a regression line (least squares, for a given number of predictors) as such to be regarded a statistical test that can contribute...

• Replies: 0
• Views: 1,560
03-06-2012, 05:04 AM
38. Does OLS have to be properly specified before GWR

Hi, I'm having some difficulties with properly specifying an OLS regression but want to use GWR as its more appropriate for my study. My issue is,...

• Replies: 0
• Views: 906
10-23-2012, 09:43 AM
39. Does rate of change in proportion variable depend on ranked independent variable?

I am doing an analysis on the prevalence of a drug resistance mutation in a particular country and how prevalence changed over time. Samples were...

• Replies: 0
• Views: 894
03-31-2015, 07:38 PM
40. Does the intercept p value matter?

Hi, I have outputs of a simple linear model as follows: y = 0.0339 + 0.27918X The p value of the intercept is 0.206 and of the slope is...

• Replies: 4
• Views: 50,549
03-28-2011, 08:14 PM
41. Does the intercept p value matter?

Hi everyone, I work on a model with logistic regression as a result I have intercept value = 0.06 , with a p-value = 0.86. Does this model...

• Replies: 5
• Views: 2,036
10-17-2015, 04:20 AM
42. Does the standard error of the regression not need to be corrected by n?

The standard error of an estimator is defined as the square root of the the estimator variance (or mean squared error (MSE) for unbiased estimators)....

• Replies: 2
• Views: 1,106
10-07-2013, 01:49 PM
43. Does vce(robust) correct not normally distributed errors (dependent variable)?

Hello everyone, I have a question regarding the vce(robust) command in Stata. I have used this command for dealing with heteroskedasticity. I have...

• Replies: 0
• Views: 1,319
07-24-2013, 06:10 AM
44. Doing a stepwise mutiple regression

Hi everyone, I've got two continuous DVs (N = 48, so not a huge sample) and three inter-correlated, continuous IVs. I'm interested in finding out...

• Replies: 8
• Views: 2,286
08-13-2013, 11:05 AM
45. Doing correct backwards elimination with interaction terms?

I'm wondering about this, and I can't find an answer anywhere. My textbook (Agresti and Finlay 2009) clearly says how to do backwards elimination on...

• Replies: 15
• Views: 6,860
01-27-2015, 10:27 AM
46. Doing logistic regression using epi-info

Hi there! I'd really appreciate help with this one. I'm finding the prevalence of anemia and its determinants. There are about 23 factors that...

• Replies: 0
• Views: 6,714
12-10-2006, 05:01 AM
47. Double check sample calculation from pilot study

I am really a neophyte to statistics but am in the middle of a research project and would appreciate someone checking my calculations. I ran a...

• Replies: 3
• Views: 5,873
03-01-2009, 09:28 PM
48. Double Regression?

I am looking at two years of financial info by month. I need to project out next month - however, at the end of our one fiscal year there was a...

• Replies: 1
• Views: 1,028
11-20-2014, 03:08 PM
49. Doubt regarding Multiple Regression

Hi, I have some doubt in Multiple regression. I have Y as the dependent variable (mutual fund returns) I have many independent variables...

• Replies: 2
• Views: 3,015
04-24-2008, 01:13 PM
50. Drawing polynomial out of regression results table of a fixed effects regression

Dear all, maby its a simple question but I could not find a compelling answer in books or papers: I run a fixed effects regression giving me a...

• Replies: 3
• Views: 2,775
10-15-2011, 04:06 PM
51. Drop down menu in R

Has anyone of you worked on drop down menu in R ?

• Replies: 1
• Views: 2,860
08-07-2010, 01:32 AM
52. Drop in deviance question

Hello, I'm trying to look at the significance of a covariate through a drop in deviance test of two Poisson models. For example, mod1 might have...

• Replies: 0
• Views: 2,325
10-09-2012, 05:49 PM
53. dummy coding help for cat variables

I have a questionnaire with 28 items - 20 items are Likert attitude questions. In fact there are 5 main variables (constructs?) being measured by 4...

• Replies: 0
• Views: 4,078
12-06-2006, 07:26 PM
54. Dummy coding in linear regression, with an interaction

I am using linear regression with a categorial variable (3 levels of stress manipulation) and continuous variables. I am unsure how to dummy code my...

• Replies: 1
• Views: 4,137
10-30-2013, 09:29 PM
55. Dummy Coding of Variable and interpretation

Discussion One of my IV in my regression analysis is religion 1=Catholic 2=Jewish 3=Protestant 4=muslim 5=other 6=none I recoded religion as...

• Replies: 8
• Views: 2,723
11-29-2012, 01:43 AM
56. dummy regression - unequal sample sizes

Hello, I am conducting a linear regression analysis in SPSS with different variables: - scale, - 2-level nominal, - 5-level nominal (dummy)...

• Replies: 0
• Views: 1,180
05-15-2016, 09:50 AM
57. Dummy regression for graded paired comparison

Hi all, I'm trying to create a dummy regression for a conjoint analysis with graded paired comparison. here is an example of one paired...

• Replies: 0
• Views: 2,778
08-27-2010, 03:09 AM
58. Dummy variable for EMU countries

Hello everyone :-) I have a dataset for 22 countries with 12 variables, where this two are important for this assigment: country1 Three-letter...

• Replies: 0
• Views: 1,620
04-09-2015, 12:51 PM

+ Post New Thread
Page 15 of 73 First 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 65 ... Last

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains no unread posts
Hot thread with unread posts
Hot thread with no unread posts
Thread is closed
You have posted in this thread

Posting Permissions

• You may not post new threads
• You may not post replies
• You may not post attachments
• You may not edit your posts