As the Difference Between the Air Temperature and the Dew

question 42

Multiple Choice

As the difference between the air temperature and the dew point increases, the relative humidity ____.

• A)increases
• B)decreases
• C)remains constant at a value less than 100 percent
• D)remains constant and equal to 100 percent
• E)drops to zero

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Definitions:

Quasi-experimental Designs

Research designs that attempt to establish a cause-and-effect relationship but lack random assignment to groups.

Random Assignment

Random assignment is a method used in experiments to assign participants or subjects to different groups in a way that is completely by chance, ensuring the groups are statistically similar in all respects at the start of the experiment.

Quasi-experimental Design

An empirical study used to estimate the causal impact of an intervention on target population without random assignment. It is a rephrased definition highlighting its purpose for estimating causal relations.

True Experiments

Experimental designs in which the researcher manipulates the independent variable to observe its effect on a dependent variable, with random assignment to control and experimental groups.