Which of the Following Drugs Is NOT Obtained from Leaves

question 45

Multiple Choice

Which of the following drugs is NOT obtained from leaves?

• A) cocaine
• B) penicillin
• C) belladonna
• D) digitalis
• E) lobeline sulphate

---

Definitions:

Normal Probability Distribution

A continuous probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence.

Symmetry

A property where a shape or figure is identical on both sides of a dividing line or plane, indicating balance and proportion.

Standard Deviation

An analysis method to quantify the level of scattering or variability among a set of measures.

Standard Normal Distribution

A normal distribution with a mean of zero and a standard deviation of one, used in statistical analyses.