Visualization and Data Processing - Economics Assignment Help

Assignment Task

Visualization: 

Import the data oneworld.csv into R. The objective in this section is exploring the relationship between GDP categories, Infant mortality and regions.

Q1.Insert your R code to: Marks (4) Create a new ordinal variable called GDPcat with three categories, “Low” “Medium” and “High”, derived from the variable GDP with:
 The proportion of countries in each GDPcat category is approximately “Low” 40%, “Medium” 40% and “High” 20%.
 The “Low” category has countries with the lowest GDP values and the “High” category has countries with the highest GDP values.
 Remove any missing observations.
Q2.Insert your R code, Plot, and interpretation of the plot: Marks (6) Using the ggplot2 library, visualise the relationship between GDPcat and Infant.mortality, stratified by Regions, on a single plot. Comment on your plot.

Q3. Insert your R code to:Write an R function to identify the proportion of missing observations in a variable or column of tabular data.

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