All Alcohols

question 4

Multiple Choice

All alcohols

• A) are safe to drink.
• B) can be made only by fermentation.
• C) contain just one OH group.
• D) contain one or more OH groups.

---

Definitions:

Standard Deviation

A tool to evaluate the distribution's breadth or heterogeneity of a set of data.

Wilcoxon Rank Sum Test

A non-parametric statistical test used to compare two independent samples to determine if they come from the same distribution.

Null Hypothesis

A default hypothesis that there is no significant difference or effect, often represented as H0 in statistical tests, to be tested against an alternative hypothesis.

Wilcoxon Test

A non-parametric statistical test used to compare two paired groups and determine whether their population mean ranks differ.