Select the correct answer. These are the cost and revenue functions for a line of trumpets sold at a music store:
R(X) = 76x -0.25x2
C(x) = -7.75x + 5,312.5
Based on these functions, what is the maximum profit that can be made, to the nearest dollar?
A.
$1,469
B.
$1,702
C.
$3,375
D.
$5,776

Due to financial difficulties the owner of 4 skateboard stores is going to close 2 of his stores. based on the money earned at each store, which two stores should remain open?

Given are five observations for two variables, x and y. xi 1 2 3 4 5 yi 3 7 5 11 14 which of the following is a scatter diagrams accurately represents the data? what does the scatter diagram developed in part (a) indicate about the relationship between the two variables? try to approximate the relationship betwen x and y by drawing a straight line through the data. which of the following is a scatter diagrams accurately represents the data? develop the estimated regression equation by computing the values of b 0 and b 1 using equations (14.6) and (14.7) (to 1 decimal). = + x use the estimated regression equation to predict the value of y when x = 4 (to 1 decimal). =

The ratio of men to women in a certain factory is 3 to 4. there are 228 men.