Author Question: Quisley's hypothesis is that listening to classical music improves intellectual performance. He ... (Read 154 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?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library