Question

eyeglassomatic manufactures eyeglasses for different retailers. they test lenses in a given time period to check for defects. of the 20 they found with defects, they classified each of them by the type of defect (scratched, wrong shape or size, spots or bubbles, other). the results are in the table below.
scratched
scratched
scratched
wrongshapesize
wrongshapesize
wrongshapesize
scratched
other
wrongshapesize
wrongshapesize
wrongshapesize
wrongshapesize
wrongshapesize
wrongshapesize
wrongshapesize
other
wrongshapesize
scratched
scratched
wrongshapesize
a) since data were collected for a select an answer variable, the correct graph to make is a select an answer

Explanation:

The data is about types of defects (categorical - scratched, wrong shape/size, other), so it's a categorical variable. For categorical data, a bar - chart or a pie - chart is appropriate as they show the frequency or proportion of each category.

Answer:

a) Categorical; Bar - chart or Pie - chart