Download the full adult data set Links to an external site., perform the steps above, and answering the following questions as you go:

How many instances are there in the full dataset?

Which attributes contain missing values? List the number and percentage of missing values for each attribute.

After replacing the values, determine what value was used for replacement for each attribute. List the values that were used for replacement for each attribute.

Reset$/$undo your changes and remove ALL observations with missing values. Answer the following questions

How many observations are left

What percentage of the original dataset remains?