An Experiment Is Valid If _____________

question 65

Multiple Choice

An experiment is valid if _____________.

• A) it produces reliable findings
• B) its findings are consistent across experiments
• C) it measures what the investigator designed it to measure
• D) its measures are both reliable and consistent across experiments

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Definitions:

Mean Square Error

A metric used to measure the average of the squares of the errors, indicating the discrepancy between estimated and actual values.

Dependent Variable

In a study or experiment, this is the variable anticipated to vary as a result of alterations in the independent variable.

Independent Variable

A variable in an experiment that is manipulated or changed by the researcher to observe its effect on the dependent variable.

Observed Value

The actual value measured or recorded during an experiment or survey.