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

Author Question: One disadvantage of natural experiments is that A) there are no control groups. B) there is no ... (Read 43 times)

lilldybug07

  • Hero Member
  • *****
  • Posts: 546
on: Jun 22, 2018
One disadvantage of natural experiments is that
 
  A) there are no control groups.
  B) there is no independent variable.
  C) they are too complex to monitor correctly.
  D) they do not yield good data about causality.

Question 2

The reason researchers use random assignment in an experiment is to
 
  A) ensure group equivalence.
  B) be fair to the participants.
  C) be able to influence the results.
  D) maximize the chance that they will get results that confirm their hypothesis.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

medine

  • Sr. Member
  • ****
  • Posts: 344
Reply #1 on: Jun 22, 2018
Answer to Question 1

D

Answer to Question 2

A


lilldybug07

  • Member
  • Posts: 546
Reply 2 on: Jun 22, 2018
Excellent

vickyvicksss

  • Member
  • Posts: 351
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

A comparison of monophyletic, paraphyletic, and polyphyletic taxonomic groups. A comparison of monophyletic, paraphyletic, and polyphyletic taxonomic groups.
A 19-foot-long blue whale skull in the collections of the Smithsonian Museum of Natural History A 19-foot-long blue whale skull in the collections of the Smithsonian Museum of Natural History
Natural Causes of Climate Change Natural Causes of Climate Change
Major control mechanisms affecting glycolysis and gluconeogenesis Major control mechanisms affecting glycolysis and gluconeogenesis
Energy Use by Different Country Groups Energy Use by Different Country Groups
Blood Groups and Blood Types Blood Groups and Blood Types
Video: Michaelis–Menten equation & Kinetic parameters

For a complete list of videos, visit our video library