Which of the Following Best Describes a ¹³C-DEPT-135 Spectrum

question 35

Multiple Choice

Which of the following best describes a ¹³C-DEPT-135 spectrum?

• A)Secondary and tertiary carbons appear as positive signals.
• B)Secondary and tertiary carbons appear as negative signals.
• C)Secondary carbons appear as positive signals and tertiary carbons appear as negative signals.
• D)Secondary carbons appear as negative signals and tertiary carbons appear as positive signals.

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Definitions:

Chi-squared Test

A statistical test used to determine if there is a significant difference between the expected frequencies and the observed frequencies in one or more categories.

Contingency Table

A type of table used in statistical analysis to summarize the relationship between several categorical variables.

Nominal Data

Refers to data classified into categories that cannot be ordered in any meaningful way, such as types of fruit or colors.

Chi-squared Test

A numerical method employed to ascertain whether a notable discrepancy exists between the anticipated frequencies and the actual frequencies across one or several categories.