A School Is Sending 9 Children to a Camp

question 79

Short Answer

A school is sending 9 children to a camp. If 15% of the children in the school are first graders, and the 8
children are selected at random, what is the mean and variance of the number of first graders chosen?

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Definitions:

IUPAC Name

The methodical labeling of chemical substances as suggested by the International Union of Pure and Applied Chemistry, to guarantee uniformity and clear understanding in the naming of chemicals.

Alkene

Hydrocarbons characterized by the presence of at least one double bond within the molecule, contributing to their chemical reactivity.

1,2-Dimethylcyclohexene

An organic compound derived from cyclohexene, characterized by the presence of two methyl groups attached to the first and second carbon atoms of the cyclohexene ring.

Elements Of Unsaturation

A measure indicating the total number of pi bonds and rings in a molecule, useful in determining molecular structure.