This topic contains a solution. Click here to go to the answer

Author Question: A marketing research application uses the variable HD to represent the number of homeowners ... (Read 24 times)

erika

  • Hero Member
  • *****
  • Posts: 522
A marketing research application uses the variable HD to represent the number of homeowners interviewed during the day. The objective function minimizes the cost of interviewing this and other categories and there is a constraint that HD  100 . The solution indicates that interviewing another homeowner during the day will increase costs by 10.00 . What do you know?
 a. the objective function coefficient of HD is 10.
  b. the dual price for the HD constraint is 10.
  c. the objective function coefficient of HD is -10.
  d. the dual price for the HD constraint is -10.

Question 2

A random sample of 16 students selected from the student body of a large university had an average age of 25 years. We want to determine if the average age of all the students at the university is significantly different from 24 . Assume the distribution of the population of ages is normal with a standard deviation of 2 years. At a .05 level of significance, it can be concluded that the mean age is _____.
 a. not significantly different from 24
  b. significantly different from 24
  c. significantly less than 24
  d. significantly less than 25



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chereeb

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

D

Answer to Question 2

a




erika

  • Member
  • Posts: 522
Reply 2 on: Jun 24, 2018
:D TYSM


lkanara2

  • Member
  • Posts: 329
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

For a complete list of videos, visit our video library