y = a + bx. where y is the dependent variable and x is the independent variable. In this case, the slope is equal to b and a is the intercept. When plotted on a graph, y is determined by the value of x. Regression equations are charted as a line and are important in calculating economic data and stock prices.
I just took a prom dress to be dry cleaned and they are charging $25.00.
Prom dress: $250. A new prom dress can start around $100 at a chain or department store, and go up from there. Some dresses at the more exclusive boutiques can average around $500 and head northward toward $1,000. There are other options: Used dresses are available at consignment shops and online.