Author Question: Quisley's hypothesis is that listening to classical music improves intellectual performance. He ... (Read 168 times)

Chelseaamend

  • Hero Member
  • *****
  • Posts: 545
Quisley's hypothesis is that listening to classical music improves intellectual performance. He randomly divides a mathematics class into two rooms. In room A, music by Mozart plays softly in the background during a lecture. In room B, the students listen to a lecture without background music. The independent variable is ____.
 
  a. whether music played during a lecture.
  b. mathematical performance.
  c. the level of mathematics taught.
  d. present only in the control group.

Question 2

An experimenter wants to determine if taking a specific amount of the drug Prozac relieves depression. Which element will be most in need of an operational definition in this study?
 
  a. The dependent variable
  b. The independent variable
  c. The inferential statistic
  d. An experimental confound



CAPTAINAMERICA

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

ANSWER:
a

Answer to Question 2

ANSWER:
a



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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?

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?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

If you could remove all of your skin, it would weigh up to 5 pounds.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

For a complete list of videos, visit our video library