« previous next »

Author Question: In a preexperimental design specific events may occur between the pretest and the posttest, which ... (Read 175 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?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Patients who have undergone chemotherapy for the treatment of cancer often complain of a lack of mental focus; memory loss; and a general diminution in abilities such as multitasking, attention span, and general mental agility.

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?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Normal urine is sterile. It contains fluids, salts, and waste products. It is free of bacteria, viruses, and fungi.

Model for the events occurring around a single replication fork Model for the events occurring around a single replication fork
Siblings report on what life events triggered changes in their relationships with each other, how ... Siblings report on what life events triggered changes in their relationships with each other, how ...
Shell-Tube CHE 413 Chemical Engineering Equipment Design Shell-Tube CHE 413 Chemical Engineering Equipment Design
Major events in the storage, retrieval, and use of fuels in the fed and unfed states Major events in the storage, retrieval, and use of fuels in the fed and unfed states
Java Software Solutions: Foundations of Program Design Java Software Solutions: Foundations of Program Design
Mechanical Events Mechanical Events
Video: Cortisol (protein catabolism, gluconeogenesis, vasoconstriction & anti-inflammation)

For a complete list of videos, visit our video library