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

Author Question: If you wish to construct 92 lower confidence bound (LCB) for the difference between population means ... (Read 46 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
If you wish to construct 92 lower confidence bound (LCB) for the difference between population means in case of large samples, then the z-value you should use is approximately:
 a. 2.58
  b. 1.96
  c. 1.65
  d. 1.41
  e. 1.06

Question 2

The power and the efficiency of a test cannot be used alone to determine the choice of a test. Explain in detail.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yeungji

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

D

Answer to Question 2

Sometimes you will be forced to use a certain test because of the data you are given. When there is a decision to be made, the final decision rests in a trade-off of three factors: (1) the power of the test, (2) the efficiency of the test, and (3) the data (and the number of data) available.





 

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

The cure for trichomoniasis is easy as long as the patient does not drink alcoholic beverages for 24 hours. Just a single dose of medication is needed to rid the body of the disease. However, without proper precautions, an individual may contract the disease repeatedly. In fact, most people develop trichomoniasis again within three months of their last treatment.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Medication errors are three times higher among children and infants than with adults.

For a complete list of videos, visit our video library