The Weights of the Fish in a Certain Lake Are

question 17

Multiple Choice

The weights of the fish in a certain lake are normally distributed with a mean of 20 lb and a standard deviation of 6. If 9 fish are randomly selected, what is the likelihood that the mean weight will be between 17.6 and 21.6 lb?

• A) 0.9370
• B) 0.6800
• C) 0.6730
• D) 0.0968

---

Definitions:

Cohabitation

The state of living together and having a sexual relationship without being married.

Trial Marriage

A temporary marital arrangement intended to test the compatibility of a couple before formal marriage.

Sternberg's

Refers to theories developed by psychologist Robert Sternberg, especially his triangular theory of love or his theory of intelligence.

Triangular Theory

A theory of love proposed by psychologist Robert Sternberg, which suggests that love consists of three components: intimacy, passion, and commitment.