« previous next »

Author Question: Scores on a test range from 16 to 80, with a mean of 50 and a standard deviation of 10. If a ... (Read 100 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jun 20, 2018
Scores on a test range from 16 to 80, with a mean of 50 and a standard deviation of 10. If a particular participant scored 65 on the test, his z-score would be
 
  a. .65
  b. 15.0
  c. -15.0
  d. 1.5
  e. the z-score cannot be calculated from this information

Question 2

John has a z-score of -2.8, whereas Mary has a z-score of + 1.9. Whose score is more extreme?
 
  a. John's
  b. Mary's
  c. they are equally extreme
  d. neither score is extreme
  e. this cannot be determined from the information given


briezy

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jun 20, 2018
Answer to Question 1

d

Answer to Question 2

a


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Range of Motion of the Wrist and Hand Joints, Radial and Ulnar Deviation of the Wrist Range of Motion of the Wrist and Hand Joints, Radial and Ulnar Deviation of the Wrist
Although Neandertal brain sizes fall well within the modern human range, their EQ is lower than mode Although Neandertal brain sizes fall well within the modern human range, their EQ is lower than mode
Blue in a range of values Blue in a range of values
Two items from the incomplete-pictures test. H.M.’s memory for the 20 items on the test was ... Two items from the incomplete-pictures test. H.M.’s memory for the 20 items on the test was ...
How to perform the concavity test and second derivative test for a function (Part 2) How to perform the concavity test and second derivative test for a function (Part 2)
If the following ions Ca2+, Cl-, Na+ and CO32- are placed in a test tube, the precipitate ... If the following ions Ca2+, Cl-, Na+ and CO32- are placed in a test tube, the precipitate ...
Video: Cerebral Cortex Animation

For a complete list of videos, visit our video library