BJ Data Tech Solution

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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Report the goodness of fit for the relogit model in Stata

Report the goodness of fit for the relogit model in Stata

Tuesday, February 22, 2022 Data Cleaning Data management Data Processing
Dear all, I am running the relogit model on a binary dependent variable characterised by 10,890 zero values and 281 one values. But I didn...
Using return matrix from polychoric correlation

Using return matrix from polychoric correlation

Monday, February 21, 2022 Data Cleaning Data management Data Processing
Hello all, I am using stata version 17. I ran a polychoric correlation on about 100 variables. The correlation matrix is returned in th...
Long Panel: I use AB but It is better PVAR or panel ARDL?

Long Panel: I use AB but It is better PVAR or panel ARDL?

8:23 PM Data Cleaning Data management Data Processing
Hello, My sample is 27 countries over the period 1970-2020. Code: * Example generated by -dataex-. For more info, type help dataex cle...
Using racial/ethnic demographics as the independent variables in multivariate linear regression?

Using racial/ethnic demographics as the independent variables in multivariate linear regression?

7:23 PM Data Cleaning Data management Data Processing
Hello! I am conducting multivariate linear regression using -regress- of Google trend interest (a 100-point scale) as a function of racial/e...
Reshapes wide to long without wave identifier

Reshapes wide to long without wave identifier

3:23 PM Data Cleaning Data management Data Processing
Hi I have a follow-up tricky reshape that I would like some help with please. I would like to reshape this wide file into long. I want to ...
Cross-level interactions vs. separated regressions for categories of the interaction variable in multilevel models

Cross-level interactions vs. separated regressions for categories of the interaction variable in multilevel models

2:23 PM Data Cleaning Data management Data Processing
Dear all, I want to investigate which child in a sibling group takes over the care of a parent. The focus is on gender (of both the caregi...
Concentration Index (industries within one sector per country)

Concentration Index (industries within one sector per country)

Sunday, February 20, 2022 Data Cleaning Data management Data Processing
Hello, I have a set of industries within one sector and I would like to calculate the degree of concentration of industries per country an...
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