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

Author Question: The primary interest of designing a randomized block experiment is to: a. reduce the ... (Read 82 times)

melly21297

  • Hero Member
  • *****
  • Posts: 565
The primary interest of designing a randomized block experiment is to:
 a. reduce the within-treatments variation to more easily detect differences among the treatment means.
  b. increase the between-treatments variation to more easily detect differences among the treatment means.
  c. reduce the variation among blocks.
  d. None of these choices.

Question 2

A production facility produces 75 units per hour and uses an x chart to monitor its quality. The control limits are seat at 2.5 standard errors from the mean. On average, how many units will be produced until the control chart signals that the process is out of control, when it is in fact under control?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nixon_s

  • Sr. Member
  • ****
  • Posts: 359
Answer to Question 1

A

Answer to Question 2

Since P = P ( z  > 2.5) = .0124, then ARL = 1/P = 1/.024  81 samples should be taken.
Number of units = 75 units per sample  81 samples = 6,075 units.




melly21297

  • Member
  • Posts: 565
Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)


Hdosisshsbshs

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

For a complete list of videos, visit our video library