The Significant Result of the Michelson-Morley Experiment Was That It

question 31

Multiple Choice

The significant result of the Michelson-Morley experiment was that it found:

• A) the ether moved with the sun.
• B) the ether moved with the Earth.
• C) the speed of the ether wind was greater than expected.
• D) no effect.

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Definitions:

4 × 3 Factorial Design

An experimental design method that involves two independent variables, where one has 4 levels and the other has 3 levels, leading to 12 different experimental conditions.

Levels

Distinct values or categories of a categorical variable.

Within-Group Estimate

An analysis focusing on the variation or relationships of variables within a single group.

Degrees of Freedom

The number of values in the final calculation of a statistic that are free to vary, often related to the number of independent observations in a dataset.