CREATE TABLE candidate (Candidate_ID NUMBER, People_ID NUMBER, Poll_Source CLOB, Date CLOB, Support_rate FLOAT, Consider_rate FLOAT, Oppose_rate FLOAT, Unsure_rate FLOAT)
CREATE TABLE people (People_ID NUMBER, Sex CLOB, Name CLOB, Date_of_Birth CLOB, Height FLOAT, Weight FLOAT)

Show avg(weight) vs minimal weight as scatter plot use a different color for each Sex
SELECT AVG(Weight), MIN(Weight) FROM people GROUP BY Sex
SELECT AVG("Weight"), MIN("Weight") FROM "people" GROUP BY "Sex"