Originally Posted by

**Ash** I'm pretty familiar with the calculator settings but I don't know how to answer these questions. It would be appreciated if you would show me the steps in how you answer these questions.

1. The per-share dividends for Wachovia Corporation increased from $1.38 in

1995 to $2.06 in 1999. Assume that the rate of change was constant.

(a) Using data points of the form (x, dividend), where x is the number of

years since 1995, determine whether a linear function describing this

information would be a direct variation. Why or Why not?