In 2017 a survey was carried out by the Ministry of Health on the prevalence of HIV/AIDS by age in country Y. The findings were presented as follows.

1. aName the method of presenting findings used above. [1]
2. bSuggest any two methods of data collection that could have been used. [2]
3. cGive two advantages of any one of the data collection methods stated. [2]
4. dIdentify any two factors that the researcher needs to consider when preparing for the study. [2]
5. eSuggest any institution that could have been visited to collect data. [1]

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