During the Afternoon, the Greatest Temperature Difference Between Surface Air

question 20

Multiple Choice

During the afternoon, the greatest temperature difference between surface air and the air several meters above occurs on a ____.

• A)clear, calm afternoon
• B)clear, windy afternoon
• C)cloudy, calm afternoon
• D)cloudy, windy afternoon
• E)cold, windy afternoon

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Definitions:

Mean

A type of average calculated by summing values and dividing that sum by the number of values.

Average Scores

The mean value calculated by adding all the scores together and dividing by the number of scores.

Dependent-Samples T-Test

A statistical procedure used to compare the means of two related groups, indicating whether there's a significant difference under the assumption of normally distributed differences.

Research Hypothesis

A specific, testable prediction about the expected outcome of a study, often implying a relationship between variables.