1) An investigator wants to assess the association between green tea drinking an
ID: 3300343 • Letter: 1
Question
1) An investigator wants to assess the association between green tea drinking and type 2 diabetes (T2D) among elderlies. A study is planned to be conducted in a senior home, which has 177 seniors. Each senior will be surveyed with regard to their daily consumption of green tea. In addiction, their medical records will be examined for type 2 diabetes information.
a) What is the type of the study ?
b) how many factors are involved in this study ? what are they ?
c) What are the measurement scales for these factors ?
Explanation / Answer
a) Type of Study: Obsrvational Study as researcher is only measuring the data without influencing any factor
b) Number of factors involved: 2
Factors: Daily consumption of green tea, type 2 diabetes information
c) Daily consumption of green tea: Ratio Scale of measurement
Type 2 diabetes information: Nominal Scale of measurement
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