A Useful Way of Comparing the Distribution of a Numerical

question 13

Multiple Choice

A useful way of comparing the distribution of a numerical variable across categories of some categorical variable is

• A) side-by-side box plot
• B) side-by-side pivot table
• C) both of these options
• D) neither of these options

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Definitions:

Mass Extinctions

Significant global events in the Earth's history where large percentages of species die out in a relatively short period of time, often due to catastrophic environmental changes.

Geologic Timescale

A method of dating based on the chronological correlation of Earth's geological layers to time, utilized by geologists for depicting the sequence and association of historical events on Earth.

Seafloor Spreading

The process by which new oceanic crust is formed at mid-ocean ridges and slowly moves away from them.

Isotopic Ages

The determination of the age of rocks, minerals, or samples by measuring the relative abundance of specific isotopes.