« previous next »

Author Question: Why is it possible for condition means to differ at the end of an experiment even if the independent ... (Read 154 times)

naturalchemist

  • Hero Member
  • *****
  • Posts: 542
on: Jul 13, 2018
Why is it possible for condition means to differ at the end of an experiment even if the independent variable had no effect?
 
  a. a Type II error has occurred
   b. error variance
  c. randomization
  d. a null finding has been obtained
  e. power was low

Question 2

If statistical analyses show that the difference between condition means is larger than would be expected on the basis of error variance alone, a researcher will
 
  a. accept the null hypothesis
   b. reject the null hypothesis
  c. fail to reject the null hypothesis
  d. reject the experimental hypothesis
  e. both a and d


briezy

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 13, 2018
Answer to Question 1

Many thanks to you.

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

naturalchemist

  • Hero Member
  • *****
  • Posts: 542
Reply #2 on: Jul 13, 2018
Thank you :)


briezy

  • Sr. Member
  • ****
  • Posts: 347
Reply #3 on: Jul 13, 2018
Happy to help you


« previous next »
 

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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.

The experiment performed by Jacob, Monod, and Pardee to study a lacI constitutive mutant The experiment performed by Jacob, Monod, and Pardee to study a lacI constitutive mutant
The Meselson-Stahl Experiment The Meselson-Stahl Experiment
The Experiment by Albrecht, 1978 The Experiment by Albrecht, 1978
A Schematic Description of the Experiment by Maviel et al. (2004) A Schematic Description of the Experiment by Maviel et al. (2004)
Independent and Dependent Variables Independent and Dependent Variables
Example of pre- and posttest Interpretation in an Experiment Example of pre- and posttest Interpretation in an Experiment
Video: Prone Position

For a complete list of videos, visit our video library