If a Refrigerator Door Is Left Open While the Refrigerator

question 43

Short Answer

If a refrigerator door is left open while the refrigerator is on, the temperature of a house will ____________ (increase, decrease, not change).

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Definitions:

Literature Reviews

Scholarly papers or segments within papers that synthesize existing research on a topic to provide an overview of the state of the art and identify gaps in knowledge.

Null Hypothesis

The hypothesis, used for statistical purposes, that the variables under investigation are not related in the population, that any observed effect based on sample results is due to random error.

Experimental Group

This is the group in an experiment that receives the variable being tested.

Control Group

In an experiment, the group that does not receive the treatment being tested, used as a benchmark to measure how the other tested subjects do.