ANL203 Analytics for Decision-Making

Question 1Data analytics skills are becoming increasingly valuable. Important skills include how to prepare data, analyse data, create data visualizations, and propose sustainable analytics solutions for a wide range of problems. Public data sets are good starting point that one could tap on to apply analytics skillsets. Thus, the capability of searching and selecting suitable datasets from reliable sources is the first important skill to develop. Our World In Data (https://ourworldindata.org/) is an interesting application of open data. You may find the underlying public data sets and related visualizations. The site deals with large-scale datasets on important statistical trends with country-to-country comparison.(a)Explore and study the information, features and data available on Our World In Data. Provide a summary to users who are interested to use the datasets on this site. Based on your understanding of big data, select one dataset from Our World In Data site and explain whether the data matches the definition of big data.(b)You were asked to study how the world population changes over time, it is useful to consider the rate of change rather than focusing only on the total population level. The exhibit below is presented to you. Read the chart and identify all the interesting pattern(s) and key future trends that are useful for your study

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