Browsing by Author "Mbala, Simon"

Browsing by Author "Mbala, Simon"

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  • Modeling frailty model dependence 
    Mbala, Simon (2021-06-18)
    Survival analysis is a collection of statistical procedures for data analysis for which the outcome variable of interest is time until an event occurs. By time we mean years, months, weeks or days. The event also known as ...
  • Symmetric stratified truth detection models 
    Mbala, Simon; Manene, M. M.; Ottieno, J. A. M. (Pushpa Publishing House, 2020-03)
    When collecting sensitive information, many respondents are not willing to tell the truth about their attribute. For these respondents to give truthful information, they need to be assured that their identity will not be ...
  • Symmetric truth detection model: A randomized response approach 
    Mbala, Simon; Manene, M. M.; Ottieno, J. A. M. (2019)
    When collecting sensitive information on abortion, drug addiction, examination dishonesty and tax evasion among others, many researchers use direct questioning which may not yield valid data. This is because respondents ...
  • Symmetric variant truth detection model in sample surveys - a randomized response approach 
    Mbala, Simon (2021-06-18)
    In every survey truthfulness is required so as to come up with validdata for decision making. Most surveys use direct questioning to col-ect data. This method does not yield reliable information when the opic under ...
  • Validation of symmetric tuth detection models using examination dishonesty research 
    Mbala, Simon; Manene, M. M.; Ottieno, J. A. M. (2020)
    Examinations across the world play a vital role in the education system. Unfortunately, the process of examinations is greatly affected by the act of cheating hence giving a wrong impression on the results. The research ...

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