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 216 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
Thanks for the timely response, appreciate it


vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

For a complete list of videos, visit our video library