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

Author Question: The single-sample t ratio is used to compare a. two population means b. a sample mean with an ... (Read 75 times)

justinmsk

  • Hero Member
  • *****
  • Posts: 524
The single-sample t ratio is used to compare
 
  a. two population means
  b. a sample mean with an assumed or known population mean
  c. two sample means
  d. a single sample's mean with that same sample's standard deviation

Question 2

When the standard deviation of the Y distribution equals zero, then
 
  a. the slope of the regression line of Y on X equals zero
  b. the mean of X equals zero
  c. the mean of Y equals zero
  d. none of these



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fwbard

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

b

Answer to Question 2

a




justinmsk

  • Member
  • Posts: 524
Reply 2 on: Jun 20, 2018
Gracias!


matt95

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The Centers for Disease Control and Prevention (CDC) was originally known as the Communicable Disease Center, which was formed to fight malaria. It was originally headquartered in Atlanta, Georgia, since the Southern states faced the worst threat from malaria.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

For a complete list of videos, visit our video library