This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Two independent samples are drawn from two normal populations, where the population variances are ... (Read 107 times)

darbym82

  • Hero Member
  • *****
  • Posts: 570
on: Jun 24, 2018
Two independent samples are drawn from two normal populations, where the population variances are assumed to be equal. The sampling distribution of the ratio of the two sample variances is:
 a. normal
  b. Student-t
  c. F
  d. chi-squared

Question 2

Which of the following smoothing constants causes the most rapid reaction to a change in the current time series value?
 a. 0.40 c. 0.20
  b. 0.30 d. 0.10


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

choc0chan

  • Sr. Member
  • ****
  • Posts: 362
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

A


darbym82

  • Member
  • Posts: 570
Reply 2 on: Jun 24, 2018
Thanks for the timely response, appreciate it

nanny

  • Member
  • Posts: 313
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

People often find it difficult to accept the idea that bacteria can be beneficial and improve health. Lactic acid bacteria are good, and when eaten, these bacteria improve health and increase longevity. These bacteria included in foods such as yogurt.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

A melanistic jaguar is a colour morph which occurs at about 6% frequency in populations. A melanistic jaguar is a colour morph which occurs at about 6% frequency in populations.
The upper panel shows that scores of four diverse samples of boys on a moral reasoning test show a ... The upper panel shows that scores of four diverse samples of boys on a moral reasoning test show a ...
Changes in bronchioles during an asthma attack: (a) normal bronchiole, (b) inflammation obstructing ... Changes in bronchioles during an asthma attack: (a) normal bronchiole, (b) inflammation obstructing ...
Population Patterns Population Patterns
Working-Age Fraction of the U.S. Population, 1950–2050 Working-Age Fraction of the U.S. Population, 1950–2050
Normal and abnormal corneal light reflection test Normal and abnormal corneal light reflection test
Video: Mechanism of enzyme action

For a complete list of videos, visit our video library