This topic contains a solution. Click here to go to the answer

Author Question: Which of the following studies is best for showing the first variable produces a change in the ... (Read 71 times)

arivle123

  • Hero Member
  • *****
  • Posts: 569
Which of the following studies is best for showing the first variable produces a change in the second variable?
 
  a. A researcher asks people who are entering the grocery store how hungry they are and then asks them how much they spent on food as they leave the store.
  b. A researcher has participants sleep various amounts of hours and then observes how cranky they are.
  c. A researcher asks participants how well they like to think and how many books they have read in the last 6 months.
  d. A researcher asks participants how many hours per week they listened to Beethoven while growing up and then gives them a math ability test.

Question 2

Suppose you are interested in how participants perform under different temperature conditions. You select 30 participants and assign them to work in one of three rooms. The rooms differ only with respect to temperature. You instruct all participants to solve the same jigsaw puzzle, and then you measure how long it takes each one to finish. In this research, the experimenter is investigating whether
 
  a. participants can solve a jigsaw puzzle in different rooms.
  b. participants can solve a jigsaw puzzle under different temperature conditions.
  c. the time required to solve a jigsaw puzzle depends on temperature.
  d. temperature depends on the time required to solve a jigsaw puzzle.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Answer to Question 1

b

Answer to Question 2

c




arivle123

  • Member
  • Posts: 569
Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)


frankwu0507

  • Member
  • Posts: 322
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

Essential fatty acids have been shown to be effective against ulcers, asthma, dental cavities, and skin disorders such as acne.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

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