atiwari@gitam.edu
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Dr. Shiwani Tiwari is from Varanasi. She qualified UGC-NET and holds PhD from the Department of Statistics at Banaras Hindu University. Her research interests in statistics encompass Survey sampling, Statistical modeling, Demography, Time series analysis and Machine learning.
Research Publications
- Calibration based chain ratio-type estimator of population total under successive sampling. International Journal of System Assurance Engineering and Management (2024).
- Calibration Estimators under Two Auxiliary Variables using Linear and Non-Linear Constraints in Sample Surveys. Journal of Modern Applied Statistical Methods (2022).
- Forecasting Potato Production in Major South Asian Countries: a Comparative Study of Machine Learning and Time Series Models. Potato Research (2023).
- Calibration Estimator of Population Mean under Stratified Systematic Sampling Design. International Journal of Agricultural and Statistical Sciences (2021).
- Macroeconomic stability and its Impact on GDP per capita: Evidence from selected African Countries. Journal of Ecohumanism (2024).
Expertise
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Survey sampling
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Statistical modeling
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Time series analysis and Machine learning
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Demography
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Probability and Statistics
