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 112 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
YES! Correct, THANKS for helping me on my review

robbielu01

  • Member
  • Posts: 336
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Anatomy of the Lotka-Volterra equations for predator-prey population growth. Anatomy of the Lotka-Volterra equations for predator-prey population growth.
Models of some representative proteins drawn to a common scale Models of some representative proteins drawn to a common scale
Changes in the bronchioles during an asthma attack: (a) Normal bronchiole; (b) the inflammatory comp Changes in the bronchioles during an asthma attack: (a) Normal bronchiole; (b) the inflammatory comp
Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world, Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world,
Normal combustion is a smooth, controlled burning of the air–fuel mixture. Normal combustion is a smooth, controlled burning of the air–fuel mixture.
Predicted Proportions in a Population Predicted Proportions in a Population
Video: Embryonic development - Weeks 5 to 8

For a complete list of videos, visit our video library