If the National Weather Service Converted to the Metric System

question 3

Multiple Choice

If the National Weather Service converted to the metric system, they would most likely report air pressure in which units?

• A) pascals
• B) millibars
• C) inches of mercury
• D) kilopascals

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Definitions:

Type II Error

The error that occurs when a statistical test fails to reject a false null hypothesis, incorrectly concluding that there is no effect or difference when there is.

Null Hypothesis

A default position that there is no association between two measured phenomena or no difference among groups being compared.

Two-Tailed Test

A statistical hypothesis test in which the critical area for a distribution is two-sided and tests whether a sample is greater than or less than a certain range of values.

Sample Proportions

The fraction of items in a sample that are of a particular type.