Author Question: Refer to Exhibit 9-9. In validating a teacher-constructed test of writing ability, a researcher ... (Read 48 times)

moongchi

  • Hero Member
  • *****
  • Posts: 516
Refer to Exhibit 9-9. In validating a teacher-constructed test of writing ability, a researcher correlates the test scores with the grades the students are receiving on their writing exercises in class.
 
  a. content
  c. concurrent
  b. construct
  d. predictive

Question 2

A test-retest reliability coefficient does not identify effects due to
 
  a. practice effects from taking the test on more than one occasion.
  b. day-to-day fluctuations in the person's behavior.
  c. long-term change in the person's behavior.
  d. the particular sample of items used on the test.



ynlevi

  • Sr. Member
  • ****
  • Posts: 338
Answer to Question 1

C

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

For a complete list of videos, visit our video library