A Smooth Distribution of Light Across a Broad Range of Wavelengths

question 15

Multiple Choice

A smooth distribution of light across a broad range of wavelengths is referred to as

• A) a continuous spectrum
• B) an emission line spectrum
• C) an absorption line spectrum
• D) a broad line spectrum

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Definitions:

Expected Frequencies

The counts that one would expect in a statistical distribution, based on a specific hypothesis or model.

Chi-Squared Test Statistic

A statistical measure used to determine the goodness of fit between observed values and values expected theoretically.

Level of Significance

Another term for significance level, indicating the threshold below which the null hypothesis is rejected in statistical tests.

Degrees of Freedom

refers to the number of independent values in a statistical calculation that can vary without violating any given constraints.