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

Author Question: When testing for the difference between two population variances with sample sizes of n1 = 8 and n2 ... (Read 101 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
When testing for the difference between two population variances with sample sizes of n1 = 8 and n2 = 10, the degrees of freedom are:
 a. 8 and 10
  b. 7 and 9
  c. 2 and 18
  d. 18 and 2

Question 2

The effect of an unpredictable, rare event will be contained in which component of the time series?
 a. Long-term trend c. Seasonal variation
  b. Cyclical variation d. Random Variation



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Bison

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

B

Answer to Question 2

D




MirandaLo

  • Member
  • Posts: 538
Reply 2 on: Jun 24, 2018
Excellent


tranoy

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

For a complete list of videos, visit our video library