Sahana Bhattacharjee

Sahana Bhattacharjee

Assistant Professor

MSc (Gauhati) PhD (Gauhati)

Circular Statistics, Distribution Theory

Department of Statistics
Gauhati University, Guwahati, 781014
Phone:- 9508660795
Email:- sahana.bhattacharjee@gauhati.ac.in

1) AISSE, Kendriya Vidyalaya Maligaon, 2005

2) AISSSE, Kendriya Vidyalaya Maligaon, 2007

3) B.Sc (Honors in Statistics), Cotton College, 2010

4) M.Sc (Statistics), Gauhati University, 2012

5) Ph.D. (Statistics), Gauhati University, January 2018 

 

 1) First position in the T.D.C Final Examination in Science stream held under Gauhati University in the year 2010 and declared the 'Best Graduate in Science'.

 2) Highest CGPA score in the Master of Science Examination held under Gauhati University in the subject ‘Statistics’ in the year 2012.

3) “DST INSPIRE Fellowship” awardee in Statistics in the year 2013 by the Department of Science and Technology, India.

4) Awardee of the “J.K.Chowdhury Scholar Award” in the year 2010 for securing the Best Graduate position of Cotton College in the Science Stream.

5) Awardee of the “Jnanananda Choudhury Memorial Prize” in the year 2010 for securing the highest aggregate marks among all the successful candidates having major in the B.Sc Examination 2010 from Gauhati University, Guwahati.

6) Awardee of the “Joy Kanta Bhuyan Memorial Prize” in the year 2010 for securing the first position in T.D.C Statistics (Major) Examination, Gauhati University for the year 2010.

7) Awardee of the “Girija Bala Bhuyan Memorial Prize” in the year 2012 for securing the highest marks in Statistics among the First Class female candidates in the M.Sc Examination, Gauhati University for the year 2012.

8) Qualified in the SET examination conducted by SLET Commission, N.E. Region in the subject ‘Statistics’ in the year 2014

9) Attended and successfully completed the 2015 SERB School on Matrix Methods & Fractional Calculus held at Centre for Mathematical and Statistical Sciences, Peechi Campus, Peechi, Kerala during 15.06.2015 to 10.07.2015 securing the Second Rank with the final cumulative grade of 80% in all the examinations held in the school.

1) Honorary Faculty in the Department of Statistics, Cotton College, Guwahati during the time period 16.08.2012 to 30.11.2012.

2) Assistant Professor in the Department of Statistics, Gauhati University from February 2017 till date.

1)  Worked as a Project Fellow in the UGC Sponsored Major Research Project entitled “Statistical Modeling on Circular Data: An application to Health Sciences” in the Department of Statistics, Gauhati University under the supervision of Professor Kishore K. Das, Principal Investigator during the time period: November, 2012 to September, 2013.

2) Worked as a DST INSPIRE Fellow in the Department of Statistics, Gauhati University under the supervision of Professor Kishore Kumar Das, as

           i) A JRF during the time period: October, 2013 to 23 November, 2015

           ii) A SRF during the time period: 24 November, 2013 to 29 January, 2017.

 

1) Kishore Kumar Das and Sahana Bhattacharjee (2016). Circular statistical approach to study the occurrence of seasonal diseases. STATISTICA.76(2): 141-167.

2) Bhattacharjee, S. and Das, K.K. (2017). Exploration of the relationship between wind direction and wind speed through circular-linear density estimation: a case study. Journal of Data Science (JDS),15(1): 129-154.

3) Bhattacharjee, S. and Das, K.K. (2018). Estimation of circular-circular probability distribution. Electronic Journal of Applied Statistical Analysis, 11(1): 155-167.

4) Bhattacharjee, S. (2018). A Counting Process With Generalized Exponential Inter-Arrival Times. STATISTICA. 78(1): 3-14.

5) Bhattacharjee, S. and Borah, D. (2019).Wrapped Length Biased Weighted Exponential Distribution. Thailand Statistician.17(2): 223-234.

6) Bhattacharjee, S., Ahmed, I. and Das, K.K.. Wrapped Two-Parameter Lindley Distribution for Modelling Circular Data. Thailand Statistician. In Press.

7) Sarkar, P., Bhowmick, A., Medhi, M.P., Bhattacharjee, S., Subhadra, S. and Banu, S. (2019). Determination of individual Type-2 diabetes risk profile in the North East Indian population & its association with anthropometric parameters. Indian Journal of Medical Research. 150: 390-398.

8) Medhi, S., Keppen, C., Barooah, P., Borthakur, P., Saikia, S., Deka, M., Keppen, J., Bhattacharjee, S. and Khamo, V. Genetic polymorphisms along with dietery and environmental factors enhance the susceptibility to Nasopharyngeal Carcinoma in nagaland of Northeast India. Biochemical Genetics (2020). DOI: https://doi.org/10.1007/s10528-020-09954-1.

 

Workshops/seminars/conferences/training programmes attended:

1) Participated in the One week training programme on ‘Official Statistics’ held at the National Academy of Statistical Administration, Noida, India during 25.06.2012 to 29.06.2012.

2) Participated in the “Workshop on Combinatorial Mathematics with Statistical Applications in Health and Related Sciences” held at Gauhati University, Guwahati during 30.12.2012.

3) Participated in the “International Conference on recent Advances in Mathematical Statistics and its Applications in Applied Sciences” held at Gauhati University, Guwahati during 31.12.2012 to 02.01.2013.

4) Participated in the “National Seminar on Ethnic violence and its impact on demographics in North Eastern Region” held at Gauhati University, Guwahati during 16.02.2013 to 18.02.2013.

5) Participated in the “North-East Workshop on Statistical pattern Recognition and Data Mining” held at Gauhati University, Guwahati during 13.03.2013 to 15.03.2013.

6) Participated in the “Training Programme on Computer and Statistical Methods in Social Science” held at Gauhati University, Guwahati during 18.04.2013 to 27.04.2013.

7) Participated in the “First Workshop on Official Statistics in North Eastern States” held at Gauhati University, Guwahati during 02.01.2014 to 04.01.2014.

8) Participated in the “Workshop on Large Scale Sample Survey and Regression Techniques” held at Gauhati University, Guwahati during 12.03.2014 to 14.03.2014.

9) Participated in the “VI-MSS Workshop on Environmental Statistics” held at Indian Statistical Institute, Kolkata during 02.03.2015 to 04.03.2015.

10) Attended and successfully completed the 2015 SERB School on Matrix Methods & Fractional Calculus held at Centre for Mathematical and Statistical Sciences, Peechi Campus, Peechi, Kerala during 15.06.2015 to 10.07.2015.

11) Participated in the “North-East Summer Workshop in Analysis and Probability-2016 (NE-SWAP 2016)” held at Rajiv Gandhi University, Doimukh, Arunachal Pradesh during 31.05.2016 to 04.06.2016.

12) Participated in “A workshop on Statistics in Society” held at Gauhati University during 28.03.2017 to 29.03.2017.

13) Successfully completed the UGC sponsored “116th Orientation Programme” conducted by the UGC Human Resource Development Centre, Gauhati University during 01.06.2018 to 28.06.2018.

14) Successfully completed the UGC sponsored “Refresher Course on Teacher Education (IDC)” conducted by the UGC Human Resource Development Centre, Gauhati University during 19.03.2020 to 03.03.2020.

15) Successfully completed the One Week Faculty Development Programme on 'Online Teaching & Learning in India' jointly organized by Guru Angad Dev Teaching Learning Centre, SGTB Khalsa College, University of Delhi under the Pandit Madan Mohan Malaviya National Mission on Teachers and Teaching (PMMMNMTT) of MHRD in collaboration with Bodoland University Assam held in online mode during 17.06.2020 to 22.06.2020.

 

Papers presented in seminars/conferences:

1) Presented a paper in the “International Conference on Robust Statistics”, 2015 held at Indian Statistical Institute, Kolkata during 12.01.2015 to 16.01.2015.

2) Presented a paper in the “Platinum Jubilee International Conference on APPLICATIONS OF STATISTICS” held at the Department of Statistics, Calcutta University, Kolkata during 21.12.2016 to 23.12.2016.

3) Presented a paper in the “North East Indian Universities Research Scholars Conference on Statistics” held at Gauhati University, Guwahati during 25.02.2014 to 26.02.2014.

4) Presented a paper in the “Two Day National Seminar to Celebrate NATIONAL STATISTICS DAY, 2013 On the Theme LABOURFORCE & EMPLOYMENT STATISTICS” held at Gauhati University, Guwahati during 28.06.2013 to 29.06.2013.

5) Presented a paper in the “National Meet of Research Scholars in Mathematical Sciences (NMRSMS 2015)” held at Gauhati University, Guwahati during 24.11.2015 to 28.11.2015.

6) Presented a paper in the “National Seminar on Recent Trends in Theoretical and Applied Statistics-I” held at Dibrugarh University, Dibrugarh during 11.03.2016 to 12.03.2016.

7) Presented a paper in the “Platinum Jubilee International Conference on Applications of Statistics” held at University of Calcutta, Calcutta during 21.12.2016 to 23.12.2016.

8) Presented a paper in the “International Conference on New Paradigms in Statistics for Scientific and Industrial research” held at CGCRI, Kolkata during 04.01.2018 to 06.01.2018.

9) Presented a paper in the "International Conference on Climate Change: Exploring the Multidisciplinary Contours" held at NLU, Assam during 09.03.2019 to 10.03.2019.

M.Sc first semester:

Paper STA1036 (Second half): Probability Theory

Paper STA1056 (Practical): Practicals on sample survey

M.Sc second semester:

Paper STA2056 (Practical): Practicals on Design of experiments

M.Sc third semester:

Paper STA3036 (First half): Stochastic Processes

Paper STA3056 (Practical): Practicals on multivariate analysis

M.Sc fourth semester:

Paper STA4016 (First half): Non-parametric Statistical Inference and Semi Parametric Methods

Paper STA4026 (Second half-Group A): Linear Programming Problem

Ph.D. Course Work:

Paper II: Computer Applications (R and SPSS)

 

 Circular statistics, Distribution theory, Stochastic processes.

1) Delivered two lectures as a resource person in the “7-day training course in innovative research dimensions and data analysis in R”, organized by and held at the department of Statistics,Assam University during the time period 16.01.2018 to 22.01.2018. The lectures were delivered in the following topics:

i) Statistical Graphics in R.
ii) Regression Techniques in R.

2) Organizing secretary of the Two Day National Seminar on Statistics for People, Society and Economy (NSSPSE), held in the Department of Statistics, Gauhati University during 22-23 February, 2019.

3) Course co-ordinator and resource person for the Introductory course: SPSS and data analysis, organized by the Pre Examination Training Centre (PETC), Gauhati University during April 25 - May 22, 2019.

4) Delivered two lectures as a resource person in the "3 days National Workshop on Latex", organized by and held in the department of Mathematics, University of Science and Technology (USTM), Meghalaya during the time period 29.07.2019 to 31.07.2019. The lectures were delivered in the following topics:

i) Writing thesis using latex.
ii) How to prepare slide presentation using latex.

5) Joint co-ordinator of the One Week Condensed Training Programme in Data Analysis using R and SPSS held in the department of Statistics, Gauhati University during August 30 - 5 Sepember, 2019.

 6) Delivered four lectures as a resource person in the "Crash Course for UGC-JRF NET Examination (Paper-I)" organized by the Pre Examination Training Centre (PETC), Gauhati University during 17 September - 28 September, 2020. The lectures were delivred in the following topics: 

i)  Data: Source, acquisition, classification and type and sampling techniques 

ii)  Problems related to statistical graphics 

iii) Exercises on data interpretation – I 

iv) Exercises on data interpretation – II 

7) Delivered two lectures as a resource person in the Short term Course on Data Analysis, Vizualization and Interpretation held in the Department on Economics, University of Science and Technology (USTM), Meghalaya on 6 November, 2019. The lecture was delivered on the topic "Characteristic of Data and Data Entry in SPSS"

8) Conducted a workshop on Data analysis in geographical research using R and MS-Excel as a resource person, organized by North-East India Geographical Society (NEIGS) in association with Department of Geography, Gauhati University during July 9-16, 2020.