Icon

06 Aggregations

06 Aggregations
Exercise: Aggregations1.1) Read the life expectancy data by executing the Excel Reader node below1.2) Calculate the number of countries by rank. Which rank is shared by 5 countries?1.3) Calculate the minimum and maximum overall life expectancy in the data2.1) Read the population data by executing the metanode below2.2) Calculate the average change of population in each UN continental region. Is theaverage change negative in any continental region?2.3) Create a pivot table that shows the number of countries by UN continental region anddirection. In how many countries in Europe is the population increasing? Rank 1684.7 and 52.8No all are increasing30 are increasing in Europe demographics.xlsx(life_expectancy)Node 30Node 31Node 32Node 33Excel Reader Population data GroupBy GroupBy Pivoting GroupBy Exercise: Aggregations1.1) Read the life expectancy data by executing the Excel Reader node below1.2) Calculate the number of countries by rank. Which rank is shared by 5 countries?1.3) Calculate the minimum and maximum overall life expectancy in the data2.1) Read the population data by executing the metanode below2.2) Calculate the average change of population in each UN continental region. Is theaverage change negative in any continental region?2.3) Create a pivot table that shows the number of countries by UN continental region anddirection. In how many countries in Europe is the population increasing? Rank 1684.7 and 52.8No all are increasing30 are increasing in Europe demographics.xlsx(life_expectancy)Node 30Node 31Node 32Node 33Excel Reader Population data GroupBy GroupBy Pivoting GroupBy

Nodes

Extensions

Links