Author Question: A health club annually surveys its members. Last year, 33 of the members said they use the treadmill ... (Read 150 times)

sabina

  • Hero Member
  • *****
  • Posts: 563
A health club annually surveys its members. Last year, 33 of the members said they use the treadmill at least four times a week. How large a sample should be selected this year to estimate the percentage of members who use the treadmill at least four times a week? The estimate is desired to have a margin of error of 5 with a 95 level of confidence.

Question 2

Which of the following is a valid objective function for a linear programming problem?
 a. Max 5xy
  b. Min 4x + 3y + (2/3)z
  c. Max 5x2 + 6y2
  d. Min (x1 + x2)/x3



gasdhashg

  • Sr. Member
  • ****
  • Posts: 335
Answer to Question 1

340

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

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

Did you know?

Your heart beats over 36 million times a year.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

The word drug comes from the Dutch word droog (meaning "dry"). For centuries, most drugs came from dried plants, hence the name.

For a complete list of videos, visit our video library