Exhibit 13

question 12

Multiple Choice

Exhibit 13.2 A researcher with Ministry of Transportation is commissioned to study the drive times to work (one-way) for U.S.cities.The underlying hypothesis is that average commute times are different across cities.To test the hypothesis,the researcher randomly selects six people from each of the four cities and records their one-way commute times to work.Refer to the below data on one-way commute time (in minutes) to work.Note that the grand mean is 36.625. Refer to Exhibit 13.2.Which of the following is the sum of squares due to treatments?

• A)5,285.83
• B)13,281.79
• C)18,567.63
• D)4,427.26

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Definitions:

Singlet

A state in which all electrons in an atom or molecule are paired, resulting in no net spin.

Ppm

Short for parts per million, a unit of measurement used to denote the concentration of a substance in a solution or mixture.

NMR Spectrum

A representation that displays the different environments of hydrogen or carbon atoms in a compound as a result of nuclear magnetic resonance spectroscopy.

NMR Data

pertains to information derived from Nuclear Magnetic Resonance spectroscopy, revealing details about molecular structure, dynamics, and environment.