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Specialized on Data processing, Data management Implementation plan, Data Collection tools - electronic and paper base, Data cleaning specifications, Data extraction, Data transformation, Data load, Analytical Datasets, and Data analysis. BJ Data Tech Solutions teaches on design and developing Electronic Data Collection Tools using CSPro, and STATA commands for data manipulation. Setting up Data Management systems using modern data technologies such as Relational Databases, C#, PHP and Android.

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Python: Importing pandas (and other packages) into STATA 16

Python: Importing pandas (and other packages) into STATA 16

Thursday, November 28, 2019 Data Cleaning Data management Data Processing
I am running STATA 16 and installed Anaconda to be able to run python code from STATA. The installation worked well and I am able to run bas...
residual diagnostics using mixed

residual diagnostics using mixed

8:27 AM Data Cleaning Data management Data Processing
Dear all, I'm having some problems with the residual diagnostics of my multilevel model in Stata (using mixed ). I've read all the...
Why no vIf in binary logistic Regression

Why no vIf in binary logistic Regression

7:02 AM Data Cleaning Data management Data Processing
Dear Statalist, in my pursuit to asses whether there is multicollinearity in my model or not, I read a lot of articles and opinions here a...
"Reshape" problems: non-constant number of variables over time

"Reshape" problems: non-constant number of variables over time

6:32 AM Data Cleaning Data management Data Processing
Dear all, I looked for similar queries and couldn't find any, but of course, if you know of other "threads" let me know. It...
Hypothesis testing

Hypothesis testing

6:17 AM Data Cleaning Data management Data Processing
Hey there! I am currently trying to reproduce the estimation results of Alan Kruegers "Experimental Estimates of education production...
Event study - Dropping observations within a leads-lags framework

Event study - Dropping observations within a leads-lags framework

6:07 AM Data Cleaning Data management Data Processing
Hi Statalist users, I am conducting an event study where the outcome variable is the total number of sick spells for region i in the year-...
Instrumental variable (IV) regression with categorical instrumented variable and continuous instrument

Instrumental variable (IV) regression with categorical instrumented variable and continuous instrument

6:02 AM Data Cleaning Data management Data Processing
Dear Stata Users, I need to apply instrumental variable (IV) cross sectional (country level) regression in the following setting: What i...
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