Quarterly Enrolments in a Business Statistics Class for Three Years

question 139

Essay

Quarterly enrolments in a business statistics class for three years are shown below. $$\begin{array} { | c | c c | } \hline \text { Year } & \text { Quarter } & \text { Enrolment } \\\hline 1996 & 1 & 26 \\& 2 & 29 \\& 3 & 33 \\& 4 & 18 \\1997 & 1 & 27 \\& 2 & 25 \\& 3 & 36 \\& 4 & 21 \\1998 & 1 & 32 \\& 2 & 36 \\& 3 & 39 \\& 4 & 30 \\\hline\end{array}$$ Compute the four-quarter centred moving averages.

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Definitions:

Human Sexual Response

A sequence of physical and emotional changes that occur as a person becomes sexually aroused and participates in sexually stimulating activities.

Peer Influence

The effect that the attitudes, behaviors, and actions of peers have on an individual's own behavior and attitudes.

Adolescents' Sexual Behavior

The actions related to sexuality and sexual relations among teenagers.

Peer Attitudes

The collective beliefs, values, and behaviors that are characteristic of an individual's social group or age cohort.