Why is Stata taking forever to give results?

Hi, I am running an event study code in stata. It has loops in it. It is taking forever to give me results. Last time I ran the same code on same data (but not winsorized) it gave me results in...

06 July 2018 8,245 0 View

Can someone help me with stata commands?

Why would the following commands work only for cross sectional regressions and not work with panel regressions in Stata? Vif (to check multicolinearity) Robust (to run robust regression) Hettest...

06 July 2018 2,300 4 View

What is pseudo r2?

When I run quantile regression instead of r2 Stata gives pseudo r2. Is pseudo r2 something formal(not ad hoc) and can I report it in my PhD thesis?

01 February 2018 2,819 10 View

Why median regression (quantile regression) results wont display f statitics in stata?

I just ran a median regression in stata and it doesnt show the f statistics of the model. Why is this so?

01 February 2018 6,261 6 View

Why is stata not giving me the f statistics for the time fixed effects regression when i use the clustered standard error option ?

why is stata not giving me the f statistics for the time fixed effects regression when i use the clustered standard error option ? why is the f statistics blank?

01 February 2018 7,614 3 View

Regarding sample selection?

hi, I know how to control for sample selection bias when doing a regression. But what I dont know is that do we have to deal with sample selection problem when we are comparing the means of two...

10 November 2017 4,443 4 View

Does SDC platinum include firms listed on NYSE and NASDAQ both?

01 February 2017 1,618 2 View

What does pooled cross sectional regression mean?

hi I am reading this article by a researcher who is using the term 'pooled cross sectional regression' again and again. I am confused. I know that when we have panel data we can either run a fixed...

08 September 2016 516 1 View

Can i get helpp with the gsreg command in stata?

hi, Can somebody do the gsreg command for me in stata? If I provide you the data? my computer would take a couple of weeks do it that is why I am requesting . kind regards, Saadia

06 July 2016 4,239 2 View

How to choose between ridge resgression and regression with robust standard errors?

hi my data has both hetroscadasity and multicolinearity. For hetro I need to run regression with robust standard errors and for multi I need to go for ridge regression. Which one should I use? Is...

05 June 2016 8,395 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View