Chapter 1, Problem 29T

(a)

To determine

To graph: The data in the scatter plot of the people, $y$ , that attended a weekly bingo game at an adult recreation center is given in the table for selected weeks, $x$ .

$\begin{array}{|cc|}\hline \text{Week number,}x& \text{Number of attendees,}y\\ 1& 8\\ 3& 21\\ 6& 30\\ 9& 40\\ 12& 46\\ 15& 56\\ 18& 68\\ \hline\end{array}$

(b)

To determine

To calculate: A linear function which defines the number of attendees as a function of week number with the points $\left(1,8\right)\text{ and }\left(9,40\right)$ .

(c)

To determine

The meaning of slope in the context of this problem.

(d)

To determine

The number of attendees in week $24$ assuming that the linear trend continues.