In a Survey Sponsored by Coca-Cola, Subjects Aged 15-65 Were

question 13

Essay

In a survey sponsored by Coca-Cola, subjects aged 15-65 were asked what contributes most to
their happiness. The table is based on their responses. Determine whether a probability
distribution is given and two reasons why or why not.
$\begin{array} { c | c } \text { Contributes Most } & \\\text { to Happiness } & P ( x ) \\\hline \text { Family } & 0.77 \\\text { Friends } & 0.15 \\\text { Work/Study } & 0.08 \\\text { Leisure } & 0.08 \\\text { Music } & 0.06 \\\text { Sports } & 0.04\end{array}$

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Definitions:

Depression

A mental health disorder characterized by persistent feelings of sadness, loss, or anger that interfere with a person’s everyday activities.

Antidepressant Drugs

Drugs that act as mood elevators for people with severe depression and are also prescribed to treat some anxiety disorders.

Bipolar Disorder

A mood disorder in which manic episodes alternate with periods of depression, usually with relatively normal periods in between.

Lithium

A chemical element used in the treatment of bipolar disorder to stabilize mood swings.