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

Author Question: When the correlation between X and Y equals zero, then the slope of the regression line of Y on X ... (Read 112 times)

bucstennis@aim.com

  • Hero Member
  • *****
  • Posts: 532
When the correlation between X and Y equals zero, then the slope of the
  regression line of Y on X is equal to
 
  a. the mean of Y
  b. the point of intercept
  c. zero
  d. none of these

Question 2

The true population mean is expected to fall outside a .99 confidence interval
 
  a. 1 of the time
  b. 99 of the time
  c. 100 of the time
  d. none of these, since the true mean may never fall outside the confidence interval



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vickybb89

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

c

Answer to Question 2

a





 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

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?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

For a complete list of videos, visit our video library