« previous next »

Author Question: In a preexperimental design specific events may occur between the pretest and the posttest, which ... (Read 194 times)

LaDunn

  • Hero Member
  • *****
  • Posts: 526
on: Jun 20, 2018
In a preexperimental design specific events may occur between the pretest and the posttest, which cause changes that are measured on the posttest. This represents a failure to control
 
  a. randomization.
  b. maturation.
  c. pretest sensitivity.
  d. reactivity.
  e. history.

Question 2

Choose the type of validity evidence that a researcher would need to determine the score validity of the following kinds of instruments. A test designed to measure what fourth graders know about long division.
 
  a. evidence based on content.
  b. evidence based on relationship to other variables
  c. evidence based on construct measured


kardosa007

  • Sr. Member
  • ****
  • Posts: 300
Reply #1 on: Jun 20, 2018
Answer to Question 1

E

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

LaDunn

  • Hero Member
  • *****
  • Posts: 526
Reply #2 on: Jun 20, 2018
Thank you


kardosa007

  • Sr. Member
  • ****
  • Posts: 300
Reply #3 on: Jun 20, 2018
No problem :)


« previous next »
 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Feedforward events can be conditioned to external stimuli. Feedforward events can be conditioned to external stimuli.
An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associat An electrocardiogram (ECG, EKG) is a commonly used procedure in which the electrical events associat
Pat Gorman and Frank Olinsky, Manhattan Design, Three logos for MTV. Pat Gorman and Frank Olinsky, Manhattan Design, Three logos for MTV.
Selected Pediatric Drugs for Which Specific Indications and Dosage Guidelines Exist Selected Pediatric Drugs for Which Specific Indications and Dosage Guidelines Exist
Basic Design of the Driving and Cell Phone Distraction Experiment Basic Design of the Driving and Cell Phone Distraction Experiment
Diverticula Diverticula are small pouches that can occur along your colon Diverticula Diverticula are small pouches that can occur along your colon
Video: ACTH/Cortisol (glycogenolysis, protein catabolism, lipolysis and gluconeogenesis)

For a complete list of videos, visit our video library