The "Snow" That Occasionally Falls in and near the Polar

question 2

Multiple Choice

The "snow" that occasionally falls in and near the polar regions of Mars consists of

• A) water ice.
• B) frozen sulfuric acid droplets.
• C) very fine white dust, disturbed occasionally by fierce wind storms.
• D) carbon dioxide ice.

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Definitions:

P-Value

A statistical measure that helps scientists determine the significance of their research results.

Test Statistic

A value calculated from sample data used to determine whether to reject the null hypothesis in a statistical hypothesis test.

P-Value

The potential of observing test results that are at least as extreme as the actual ones, under the belief that the null hypothesis is accurate.

Test Statistic

A calculated value used in statistical hypothesis testing that helps decide whether to reject the null hypothesis.