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

Author Question: A score that is 2 points higher than the sample mean has a z-score of z = 0.50, and a score of X = ... (Read 208 times)

ETearle

  • Hero Member
  • *****
  • Posts: 580
A score that is 2 points higher than the sample mean has a z-score of z = 0.50, and a score of X = 44 has a z-score of 1.00 . What is the sample mean?
 
  a. M = 40 c. M = 48
  b. M = 46 d. M = 50

Question 2

For a sample with s = 12, a score of X = 73 corresponds to z = 1.00 . What is the sample mean?
 
  a. M = 61 c. M = 79
  b. M = 67 d. M = 85



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

CourtneyCNorton

  • Sr. Member
  • ****
  • Posts: 317
Answer to Question 1

C

Answer to Question 2

D




ETearle

  • Member
  • Posts: 580
Reply 2 on: Jun 20, 2018
Gracias!


ghepp

  • Member
  • Posts: 361
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

For a complete list of videos, visit our video library