posted by Rajan .
The price P per unit at which a company can sell all that it produces is given by the, function P(x) = 300 — 4x. The cost function is c(x) = 500 + 28x where x is the number, of units produced. Find x so that the profit is maximum.,
Question:, 1) Find the value of x.
2) In using regression analysis for making predictions what are the assumptions, involved.,
3) What is a simple linear regression model?,
4) What is a scatter diagram method?