This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Explain why control of extraneous variables is a necessary component of an experiment. What will ... (Read 26 times)

mikaylakyoung

  • Hero Member
  • *****
  • Posts: 531
on: Jun 19, 2018
Explain why control of extraneous variables is a necessary component of an experiment.
 
  What will be an ideal response?

Question 2

When you know that a measure is nominal, you know that the numerical values are simply placeholders for the text names.
 
  a. True
  b. False
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

kaillie

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jun 19, 2018
Answer to Question 1

In an experiment, control of extraneous variables is necessary to avoid the third-variable problem. Specifically, the experiment must rule out the possibility that any variable, other than the independent variable, is responsible for causing changes in the dependent variable.

Answer to Question 2

True


mikaylakyoung

  • Member
  • Posts: 531
Reply 2 on: Jun 19, 2018
Great answer, keep it coming :)

marict

  • Member
  • Posts: 304
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Scattergrams are a mechanism used by political scientists to show patterns and relationships among v Scattergrams are a mechanism used by political scientists to show patterns and relationships among v
Cardiovascular and renal control of blood pressure. Cardiovascular and renal control of blood pressure.
Dead Weight Testers Experiment Dead Weight Testers Experiment
The “where” versus “what” and the “control of behavior” versus “conscious ... The “where” versus “what” and the “control of behavior” versus “conscious ...
People with Huntington disease develop problems with neuromuscular control and gradually lose the us People with Huntington disease develop problems with neuromuscular control and gradually lose the us
Video: Introduction to Diabetes

For a complete list of videos, visit our video library