Part A: What percentage of patients were recommended for braces? This is a
relative frequency.
Part B: What percentage of patients without wisdom teeth were not
recommended for braces?
This is a
relative frequency.
Part C: What percentage of those with wisdom teeth were
recommended to receive braces?
This is a
relative frequency,
Part D: Does there seem to be a relationship between the presence of
wisdom teeth and the recommendation for bracese Justify your
answer