« previous next »

Author Question: An experiment is externally valid if: a. the outcome can be attributed to the independent ... (Read 40 times)

arivle123

  • Hero Member
  • *****
  • Posts: 569
on: Jun 20, 2018
An experiment is externally valid if:
 
  a. the outcome can be attributed to the independent variable only.
  b. the results generalize to other settings.
  c. the results are attributed only to external variables.
  d. there are no alternative explanations of the findings.

Question 2

An experiment is internally valid if:
 
  a. the outcome can be attributed to the independent variable only.
  b. the results generalize to other settings.
  c. the results may be attributed to either the independent variable or a confounding variable.
  d. the internal variables are operationally defined.


harveenkau8139

  • Sr. Member
  • ****
  • Posts: 304
Reply #1 on: Jun 20, 2018
Answer to Question 1

B

Answer to Question 2

A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

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.

Experiment on newt embryos that led to the discovery of Spemann's organizer. Experiment on newt embryos that led to the discovery of Spemann's organizer.
Pavlov’s Salivary Conditioning Experiment (2 of 2) Pavlov’s Salivary Conditioning Experiment (2 of 2)
Outcome of myocardial infarction. Forty percent of 1-week survivors have late complications ... Outcome of myocardial infarction. Forty percent of 1-week survivors have late complications ...
The Meselson–Weigle experiment The Meselson–Weigle experiment
Rosenthal and Fode’s Rat Experiment Rosenthal and Fode’s Rat Experiment
Which outcome corresponds to the combination of silver and carbonate ions shown in the ... Which outcome corresponds to the combination of silver and carbonate ions shown in the ...
Video: Dissociative Disorders (Part 1)

For a complete list of videos, visit our video library