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

Author Question: A control group or a control condition is included in an experiment in order to a. evaluate ... (Read 144 times)

mynx

  • Hero Member
  • *****
  • Posts: 555
on: Jun 19, 2018
A control group or a control condition is included in an experiment in order to
 
  a. evaluate experimenter effects and demand effects.
  b. provide a baseline against which the variable of interest can be compared.
  c. prevent ceiling or floor effects.
  d. increase the generalizability of the results.

Question 2

A problem with single-group designs is that
 
  a. they are open to many confounds.
  b. there is no comparison group.
 c. there is no equivalent control group.
  d. all of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brbarasa

  • Sr. Member
  • ****
  • Posts: 308
Reply #1 on: Jun 19, 2018
Answer to Question 1

B

Answer to Question 2

d


mynx

  • Member
  • Posts: 555
Reply 2 on: Jun 19, 2018
Excellent

mcarey591

  • Member
  • Posts: 365
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Street names for barbiturates include reds, red devils, yellow jackets, blue heavens, Christmas trees, and rainbows. They are commonly referred to as downers.

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?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Experiment of Lederberg and Tatum demonstrating gene transfer in E. coli. Experiment of Lederberg and Tatum demonstrating gene transfer in E. coli.
Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th Hyperopia (farsightedness). In the uncorrected top figure, the image would come into focus behind th
Placenta previa. The condition is caused by the development of the placenta over the cervical canal, Placenta previa. The condition is caused by the development of the placenta over the cervical canal,
Schematic Diagram of Steam-to-air experiment (CHE415 Unit Operations) Schematic Diagram of Steam-to-air experiment (CHE415 Unit Operations)
How to use implicit differentiation with higher order derivatives How to use implicit differentiation with higher order derivatives
Evaluate the following limits, if they exist - Pt 2 Evaluate the following limits, if they exist - Pt 2
Video: Mechanisms of capillary exchange

For a complete list of videos, visit our video library