Which of the Following Is a Common Feature of Many

question 122

Multiple Choice

Which of the following is a common feature of many oral contraceptives?

• A) The A ring has been converted to an aromatic ring.
• B) The D ring has been enlarged to a six-membered ring.
• C) The ketone group in testosterone has been reduced to an alcohol.
• D) A −C
• CH unit has been attached to carbon-17 of testosterone or a testosterone derivative.

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Definitions:

Correlation Coefficient

A numerical index that determines both the magnitude and orientation of a linear correlation between two variables, which can vary between -1 and 1.

Variables

Elements, features, or factors that are likely to vary or change among subjects in a study or a population.

Spearman Rank

An assessment of rank correlation using a non-parametric approach that evaluates the extent to which a monotonic function can accurately describe the relationship between two variables.

Correlation Coefficient

A statistical measure that calculates the strength and direction of a linear relationship between two variables, ranging from -1 to 1.