Author Question: If the variance on a test is small, we know that a) people had similar scores on the test b) ... (Read 123 times)

Jramos095

  • Hero Member
  • *****
  • Posts: 528
If the variance on a test is small, we know that
 
  a) people had similar scores on the test
   b) people had scores close to the mean score
   c) the standard deviation will be small
  d) all of the above

Question 2

The main advantage of a test like the SAT is that
 
  a) it makes it easier to compare people from different schools or backgrounds
   b) it is the only basis for making valid decisions about academic admissions
   c) combining SAT scores with high school transcript information doubles thevalidity of admissions decisions
  d) all of the above



peilian

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

D

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Medication errors are more common among seriously ill patients than with those with minor conditions.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

There are 60,000 miles of blood vessels in every adult human.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

For a complete list of videos, visit our video library