Which One of the Following Components Is Found Only in a Fluorometer

question 23

Multiple Choice

Which one of the following components is found only in a fluorometer used to make measurements of emitted fluorescent light as opposed to in a spectrophotometer used to make measurements of absorbed/transmitted light?

• A) Monochromator
• B) Cuvets as sample holders
• C) An excitation source
• D) Detector

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Definitions:

Directional Hypothesis

A hypothesis that outlines the anticipated direction of the difference or relationship.

Critical Value

A threshold in a statistical test that defines the boundary for deciding whether an observed statistic is extreme enough to reject the null hypothesis.

Alpha

A threshold value used in hypothesis testing to determine the significance level at which the null hypothesis is rejected in favor of the alternative hypothesis.

Non-directional Hypothesis

A hypothesis that does not predict the specific direction of the difference or relationship, only that one exists.