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

Author Question: The mean of the sample means and the standard deviation of 50 samples of size 5 taken from a ... (Read 75 times)

anjilletteb

  • Hero Member
  • *****
  • Posts: 569
The mean of the sample means and the standard deviation of 50 samples of size 5 taken from a production process under control are found to be 300 and 25, respectively. The lower control limit for the x chart is located at:
 a. 333.54
  b. 289.39
  c. 310.61
  d. 266.46
  e. 342.88

Question 2

Which of the following is not a property of the F distribution?
 a. F-distributions are nonsymmetrical.
  b. F-distributions have (n - 1) degrees of freedom.
  c. F can assume only positive values.
  d. There are many F-distributions and each has a different shape.
  e. F-distributions are nonsymmetrical and F can assume only positive values.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Melissahxx

  • Sr. Member
  • ****
  • Posts: 304
Answer to Question 1

B

Answer to Question 2

B




anjilletteb

  • Member
  • Posts: 569
Reply 2 on: Jul 24, 2018
YES! Correct, THANKS for helping me on my review


amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

For a complete list of videos, visit our video library