Author Question: What is the common purpose of using the double blinding and deception techniques? a. they are ... (Read 53 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
What is the common purpose of using the double blinding and deception techniques?
 
  a. they are more economical and easier to use than randomization or matching
   b. they keep participants' perceptions of the experiment constant across different conditions of the experiment
  c. they eliminate the effects of most known extraneous variables
  d. they eliminate experimenter bias

Question 2

Which of the following best describes a hypothesis?
 
  a) statement that you set out to prove
   b) tested by collecting only the data that support it
   c) proposed before a good research question can be developed
   d) posits a clear relationship between different factors



nanny

  • Sr. Member
  • ****
  • Posts: 313
Answer to Question 1

B

Answer to Question 2

d



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

More than 4.4billion prescriptions were dispensed within the United States in 2016.

For a complete list of videos, visit our video library