Author Question: Dr. Smith noticed that during the summer, an ice-cream stand extended their hours. He also noticed ... (Read 181 times)

james

  • Hero Member
  • *****
  • Posts: 573
Dr. Smith noticed that during the summer, an ice-cream stand extended their hours. He also noticed that temperatures were higher and that people consumed more ice cream. The variable of hours the ice-cream stand was open is an example of
 
  a. the experimental method. c. cause and effect.
  b. the third-variable problem. d. the placebo effect.

Question 2

The major disadvantage of correlational research is that it
 
  a. is costly to carry out.
  b. is artificial, and it is hard to apply the results to real-life settings.
  c. is time-consuming and impractical.
  d. cannot demonstrate what caused what effect.



jharrington11

  • Sr. Member
  • ****
  • Posts: 365
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?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

For a complete list of videos, visit our video library