Reference no: EM13235280
David Ding advertises on a local radio station. For the past six week, the manager has kept records of the humber of minutes of advertising that were purchased, and the sales for that week. Week 1, 2 minutes of advertising with $1,400 in sales. Week 2, 1 minute, $920 in sales. Week 3, 3 minutes advertising, $1,100 in sales. Week 4, 5 minutes of advertising with $2,265 in sales. Week 5, 5 minutes of advertising, $2,8990 in sales. Week 6, 4 minutes in advertising, $2,200 in sales.
1. What is the y-intercept, the slope and the correlation coefficient from the above data
2. Estimate sales if 7 minutes of advertising were purchases.
3. Estimate sales if 8 minutes were purchases.
4. How many minutes of advertising should David buy to attain sales of $3,000?
Find the maximum height ymax reached by the rocket
: A rocket, initially at rest on the ground, accelerates straight upward from rest with constant acceleration 49.0m/s2, Find the maximum height ymax reached by the rocket
|
Write program displays the following pattern on the screen
: Write a program that displays the following pattern on the screen
|
Discuss reasons unix® internet commands remained mostly same
: Discuss some of the reasons UNIX® Internet commands have remained mostly the same since the creation of the Internet
|
Find the speed of sound in air
: A 460-Hz tuning fork causes resonance in the tube depicted in the figure below when the length L of the air column above the water is 18.3 and 55.8 cm, Find the speed of sound in air
|
What is the y-intercept-slope and correlation coefficient
: David Ding advertises on a local radio station. For the past six week, the manager has kept records of the humber of minutes of advertising that were purchased, and the sales for that week. Week 1, 2 minutes of advertising with $1,400 in sales.
|
What is the marginal product of the sixth worker
: a. What is the marginal product of the sixth worker b. If, when the price of asparagus increases to $3 a box, the farm hires eight workers, what is the marginal product of the eighth worker
|
Discuss reasons and methods for accessing a remote computer
: Discuss the reasons and methods for accessing a remote computer
|
Determine the price and quantity at the kink of demand
: The kinked demand curve in a duopoly market is defined by two equations P1 = 10.0.75 * Q P2 = 16-2 * Q Determine the price and quantity at the kink of demand curve. Using the equation provide calculate and draw the MR curve.
|
What is the angular velocity of the door just after impact
: A 10 g bullet traveling at 430m/s strikes a 13kg , 1.1-m-wide door at the edge opposite the hinge, What is the angular velocity of the door just after impac
|