The Failure Rate in a Statistics Class Is 10

question 84

Essay

The failure rate in a statistics class is 10%. In a class of 40 students, find the probability that exactly five students
will fail. Use the normal distribution to approximate the binomial distribution.

---

Definitions:

Rings

Cyclic molecules in chemistry that consist of a series of connected atoms forming a closed loop.

Hydrogenating

The process of adding hydrogen to a molecule, usually in the presence of a catalyst, to reduce double or triple bonds to single bonds.

Monocyclic Saturated Compound

An organic chemical compound featuring a single cyclic structure without double or triple bonds, indicating all carbons are saturated with hydrogen.

Molecular Formulas

A notation that shows the type and number of atoms in a molecule but not the bonds or arrangement, such as C2H5OH for ethanol.