Timotheus Darikwa

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Crude rates such as the crude death rate are functions of both the age-specific rates and the age composition of a population. However, differences in the age structure between two populations or two time periods can result in specious differences in the corresponding crude rates making direct comparisons between populations or across time inappropriate.(More)
This paper uses official data to develop exponential smoothing models for predicting monthly total income in tourism hotel accommodation in South Africa for the period 2004 to 2011. The performance of the developed models is evaluated against a neural network model for in and out of sample predictions. Empirical results from the study show that the triple(More)
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