Recent content by artiga

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    How to account for the subjects who are no more available for recording observations over time?

    @GretaGarbo Thank you for the response. situation 1(Indpendent): As I mentioned my population is changing one. So the sample I have taken at time t1 won't be representative of population at time t2. So even if I take the partly new sample (which will be representative of current population) and...
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    How to account for the subjects who are no more available for recording observations over time?

    I want to study their spend features. Yes, the the event I am studying is statistically independent of the leaving area.
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    How to account for the subjects who are no more available for recording observations over time?

    Hello, I have taken a simple random sample in January, which is 10% of the population. Every month there is 10% people leaving the population, which will make my sample size also shrink. Over the time, there will a time where I will not have any subject left in my sample to record the...