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

Author Question: You have just received your psychology exam grade and you did better than the mean of the exam ... (Read 236 times)

beccaep

  • Hero Member
  • *****
  • Posts: 535
You have just received your psychology exam grade and you did better than the mean of the exam scores. If so, the z transformed value of your grade must
 
  a. be greater than 1.00
  b. must be greater than 0.00
  c. have a percentile rank greater than 50
  d. can't determine with information given
  e. must be greater than 0.00 and have a percentile rank greater than 50.

Question 2

On a test with a population mean of 75 and standard deviation equal to 16, if the scores are normally distributed, what percentage of scores fall between 70 and 80?
 
  a. 75.66
  b. 70 23
  c. 24.34
  d. 23.57
  e. 12.17



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bimper21

  • Sr. Member
  • ****
  • Posts: 309
Answer to Question 1

E

Answer to Question 2

C




beccaep

  • Member
  • Posts: 535
Reply 2 on: Jun 19, 2018
Excellent


olderstudent

  • Member
  • Posts: 339
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

For a complete list of videos, visit our video library