What Is Mass Spectrometry Used For

question 7

Multiple Choice

What is mass spectrometry used for?

• A) To detect the masses of molecules and their fragments.
• B) To detect the concentration of a molecular analyte in a sample.
• C) To detect the structure of a molecule.

---

Definitions:

Test Statistic

A calculated value that is used in statistical testing to decide whether to reject the null hypothesis, based on the possible values it can take in relation to a theoretical distribution.

Rank Sums

A statistic used in non-parametric tests that involves summing the ranks of observations in samples.

Standardized Test Statistic

A calculated value from sample data that has been transformed to conform to a standard scale, used in hypothesis testing to determine how far a sample statistic differs from what is expected under the null hypothesis.

Matched Pairs

An experimental design where pairs of subjects are matched based on certain criteria to compare effects of different treatments.