Author Question: Do these results allow us, at the 5 significance level, to conclude that the model is useful in ... (Read 114 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
Do these results allow us, at the 5 significance level, to conclude that the model is useful in predicting the price of gold?
 
  What will be an ideal response?

Question 2

The Kruskal-Wallis test for the difference in population means is based on the ranks of the sample observations.
 
  Indicate whether the statement is true or false



bpool94

  • Sr. Member
  • ****
  • Posts: 354
Answer to Question 1

H0 : 1 = 2 = 3 = 0 vs. H1 : At least one 1 is not equal to zero
Test statistics: F = 6.626. Reject H0 if F > F0.05,3,16 = 3.24, therefore, reject H0 at the 5 significance level, and conclude that the model is useful in predicting the price of gold.

Answer to Question 2

TRUE



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

There are approximately 3 million unintended pregnancies in the United States each year.

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?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

For a complete list of videos, visit our video library