DATA TYPE
a. The listed earthquake depths (km) are all rounded to one decimal place. Before rounding, are the exact depths discrete data or continuous data?
b. For the listed earthquake depths, are the data categorical or quantitative?
c. Identify the level of measurement of the listed earthquake depths: nominal, ordinal, interval, or ratio.
d. Given that the listed earthquake depths are part of a larger collection of depths, do the data constitute a sample or a population?