Author Question: Percentile transformations change the relationship between scores such that scores a) near the ... (Read 50 times)

Yi-Chen

  • Hero Member
  • *****
  • Posts: 550
Percentile transformations change the relationship between scores such that scores
 
  a) near the center of the distribution differ substantially in their percentile ranks
   b) near the center of the distribution are similar in their percentile ranks
   c) at the extremes of the distribution differ substantially in their percentile ranks
   d) throughout the same distribution have equivalent percentile ranks

Question 2

The item-total correlation is a statistic that gives information on
 
  a) item difficulty
  b) item discrimination
  c) item distraction
   d) item complexity



bulacsom

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

A

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

A serious new warning has been established for pregnant women against taking ACE inhibitors during pregnancy. In the study, the risk of major birth defects in children whose mothers took ACE inhibitors during the first trimester was nearly three times higher than in children whose mothers didn't take ACE inhibitors. Physicians can prescribe alternative medications for pregnant women who have symptoms of high blood pressure.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

For a complete list of videos, visit our video library