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 GOWN: The cost of your gown is completely up to you, and your budget. You may stitch one up yourself, go to a âone-of-a-kindâ boutique, visit a thrift store, or hit a department store. Most prom dresses cost between $100 and $400.t all depends on your budget. Cost can vary greatly. It could cost anywhere from $175 to $2100. Letâs try to break it down to give you an idea of what it may cost.