« previous next »

Author Question: Given that theories can not be proved nor disproved by the results of a research study, how does ... (Read 28 times)

P68T

  • Hero Member
  • *****
  • Posts: 509
on: Jun 20, 2018
Given that theories can not be proved nor disproved by the results of a research study, how does scientific knowledge advance?
 
  a. it doesn't
  b. on the basis of null findings
  c. on the basis of accumulated evidence over many studies
  d. through logic
  e. through experimentation

Question 2

Which of the following would be an operational definition of anxiety?
 
  a. a participant's score on an anxiety scale
  b. a researcher's rating of how anxious a participant appears
  c. a physiological measure of anxious arousal
  d. the frequency of nervous behaviors, such as fidgeting
  e. all of the above are operational definitions of anxiety


johnpizzaz

  • Sr. Member
  • ****
  • Posts: 345
Reply #1 on: Jun 20, 2018
Answer to Question 1

c

Answer to Question 2

e


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Lab results Lab results
Researchers must inform potential participants of a study's procedures so that consent may be o Researchers must inform potential participants of a study's procedures so that consent may be o
Jacques-Louis David, Study for the Death of Socrates. Jacques-Louis David, Study for the Death of Socrates.
With the research technique called brainbow, each neuron is labeled with a different color, ... With the research technique called brainbow, each neuron is labeled with a different color, ...
Sociocognitive Theories of Hypnosis Sociocognitive Theories of Hypnosis
Study Duddy 1 Study Duddy 1
Video: Acid-base imbalances - compensation of respiratory acidosis and alkalosis

For a complete list of videos, visit our video library