Graphics

Question 1

Categorical Variables

Answer 1

ex genotype, drug treatment, province, survival

Question 2

Numerical Variables

Answer 2

• may either be continuous or discrete
  Height, weight, tail length

Question 3

Nominal

Answer 3

a categorical variable with no intrinsic ordering or ranking

Question 4

Ordinal

Answer 4

categorical variable with natural ordered categories, distance between the categories is not known

Question 5

Bar Graph

Answer 5

For a single categorical variable, with multiple segments along x axis, tells what fraction of individuals have what

At cost of accuracy

Should start at 0!!!

Size of bar accurately represents size of that category