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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Probit marginal effects

Probit marginal effects

Sunday, June 28, 2020 Data Cleaning Data management Data Processing
I estimated the following probit model: Code: probit enrolled i.male##c.wealth i.male##c.oppcost hhsize Following this, marginal effect...
Merge two datasets wih the same variable names

Merge two datasets wih the same variable names

12:25 PM Data Cleaning Data management Data Processing
Hi there, I have several datasets, each with the prediction error of different forecast models. I would like to merge the datasets in orde...
standardized coefficients for sem

standardized coefficients for sem

12:25 PM Data Cleaning Data management Data Processing
Hi, A quick question -- are there any postestimation commands analogous to Long and Freese's "listcoef" that can produce sta...
Help with spmap

Help with spmap

12:25 PM Data Cleaning Data management Data Processing
Hello, I'm trying to visually present which zip codes Cuban immigrant offenders return to in Florida. In my dataset, I have a total of...
correlation in one wave data and panel data

correlation in one wave data and panel data

11:25 AM Data Cleaning Data management Data Processing
hello, I have constructed a correlation matrix of a one wave data and a panel data set to examine the same thing. My one wave dataset cons...
log (pseudo)likelihood and wald chi²

log (pseudo)likelihood and wald chi²

11:25 AM Data Cleaning Data management Data Processing
Hello, I am wondering what log pseudolikelihood and wald chi² mean in het output of logit. After reading on the internet, I think Wald chi...
different levels of significance logit vs margins

different levels of significance logit vs margins

11:25 AM Data Cleaning Data management Data Processing
Hello, I am running a logistic regression with the log odds and the marginal effects as coefficients. However, stata returns different lev...
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