The Mass Extinction at the Permian-Triassic Transition Definitely Resulted from Meteorite

question 7

True/False

The mass extinction at the Permian-Triassic transition definitely resulted from meteorite impact.

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Definitions:

Standard Deviation

A gauge for the amount of distribution or variation present in a sequence of numbers.

Mean

The mean of a collection of numbers, determined by adding all the numbers together and then dividing by the count of the numbers.

Standard Normal

A standard normal distribution characterized by a mean value of zero and a standard deviation measuring one.

Area

The measure of the extent of a two-dimensional figure or shape in a plane.