Science Journal of Applied Mathematics and Statistics

Archive

Volume 5, Issue 2, April 2017

  • Impact of Riverbank Erosion on Population Migration and Resettlement of Bangladesh

    Md. Shohel Rana, Ayesha Meherun Nessa

    Issue: Volume 5, Issue 2, April 2017
    Pages: 60-69
    Received: 16 August 2016
    Accepted: 31 August 2016
    Published: 4 March 2017
    DOI: 10.11648/j.sjams.20170502.11
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    Abstract: This study is concerned with riverbank erosion and population migration which has more impact on Bangladesh. The study is highly subject to riverbank erosion. Origin and Destination survey method are used for finding population migration and resettlement pattern and tracking population migration and resettlement. Riverbank erosion is causing socio-... Show More
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  • Estimation of Missing Data Using Convoluted Weighted Method in Nigeria Household Survey

    Faweya Olanrewaju, Amahia Godwin Nwanzu, Adeniran Adefemi Tajudeen

    Issue: Volume 5, Issue 2, April 2017
    Pages: 70-77
    Received: 4 October 2016
    Accepted: 12 October 2016
    Published: 10 March 2017
    DOI: 10.11648/j.sjams.20170502.12
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    Abstract: The analysis of survey data becomes difficult in the presence of missing data. By the use of Least Squares and Stein Rule method, estimator for the parameters of interest can be obtained. In this study, proposed convoluted Weighted Least Squares and Stein Rule method is compared with some existing techniques where the data is considered missing com... Show More
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  • Combination of an Inertial Measurement Unit and a Camera for Defining the Position of an Airplane

    Nguyen Quang Vinh

    Issue: Volume 5, Issue 2, April 2017
    Pages: 78-84
    Received: 21 September 2016
    Accepted: 10 February 2017
    Published: 15 March 2017
    DOI: 10.11648/j.sjams.20170502.13
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    Abstract: In this article we propose a method of using the extended Kalman filter combined with an inertial navigation system and a camera to assist in determining the location and calculate the parameters of a helicopter. These observations are combined with an inertial measurement instrument which uses the Kalman filter to collect accurately and promptly i... Show More
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  • Determinants of Food Access of Old People in Dire Dawa City, Ethiopia: An Ordinal Logistic Regression Analysis

    Nibret Alene Bemanjo, Dawit Daniel Dando

    Issue: Volume 5, Issue 2, April 2017
    Pages: 85-93
    Received: 27 January 2017
    Accepted: 18 February 2017
    Published: 22 March 2017
    DOI: 10.11648/j.sjams.20170502.14
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    Abstract: Although Ethiopia is a young country with 46 per cent of the population under the age of 14, over five per cent of the 81 million Ethiopians are aged 60 years or more. This proportion of older persons is anticipated to nearly double to nine per cent by 2050. There are several factors that could hinder old people access to food such as income, healt... Show More
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  • Pricing Model of Reverse Mortgage in China

    Yang Bai, Bin Wan, Yiyi Jiang, Jie Yan, Chonggao Liu

    Issue: Volume 5, Issue 2, April 2017
    Pages: 94-97
    Received: 29 March 2017
    Published: 29 March 2017
    DOI: 10.11648/j.sjams.20170502.15
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    Abstract: With the increasing aging problem, house-for-pension program is attracting more and more people’s attention in China. As an important financial tool, reverse mortgage has been developed quite well in a number of developed countries across the globe. Therefore, with reference to the developed countries, it could be convenient and effective way to le... Show More
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