This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: If a test produces scores with a mean of 48 and a standard deviation of 6, what is the range of ... (Read 120 times)

big1devin

  • Hero Member
  • *****
  • Posts: 583
on: Jun 20, 2018
If a test produces scores with a mean of 48 and a standard deviation of 6, what
  is the range of the majority of scores?
 
  A. 42, 48
  B. 42, 54
  C. 45, 51
  D. 48, 54

Question 2

Which of the following describes cash validity?
 
  A. how well a test sells
  B. the cost of buying a test
  C. the cost of publishing a test
 
  ____


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

A


big1devin

  • Hero Member
  • *****
  • Posts: 583
Reply #2 on: Jun 20, 2018
Thank you


samiel-sayed

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jun 20, 2018
No problem :)


« previous next »
 

Did you know?

The human body produces and destroys 15 million blood cells every second.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.

Cheetah at the Werribee Open Range Zoo Cheetah at the Werribee Open Range Zoo
Monozygotic twins’ scores for five personality factors show higher correlations than scores for ... Monozygotic twins’ scores for five personality factors show higher correlations than scores for ...
A vehicle being tested during an enhanced emissions test. A vehicle being tested during an enhanced emissions test.
Exhaust Restriction Test Exhaust Restriction Test
Romberg test Romberg test
Video: Digestive chemicals - types & enzymes

For a complete list of videos, visit our video library