Question

Measurement Scales

Practice

1. Indicate the first letter (N, O, I, R) of the highest possible scale for each of the following measures, where N is lowest and R is highest:


Measure Highest Scale

a. Feet of snow Interval
b. Brands of carbonated soft drinks Nominal
c. Class rank at graduation Ordinal or Interval per measurement debate
d. GPA Interval
e. Speed of a baseball pitch Ratio

7. Are the following variables discrete or continuous? Mark “D” or “C” to indicate your answer.
Measure Variable Type
a. Inches of rainfall “C”
b. GPA “C”
c. Speed of base ball pitch “C”

d. Time taken to solve a puzzle “C”
e. Level of depression “D”
f. Number of angels that can fit on the head of a pin (Oops . .how’d that get in her again? You may skip this one. “D”