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

Author Question: Changes that occur naturally in the subjects, over time could result in the confound of: a. ... (Read 81 times)

Yolanda

  • Hero Member
  • *****
  • Posts: 757
on: Jun 19, 2018
Changes that occur naturally in the subjects, over time could result in the confound of:
 
  a. history.
  b. maturation.
  c. regression to the mean.
  d. diffusion of treatment.

Question 2

Internal validity is:
 
  a. the extent to which the results of an experiment can be attributed to the manipulation of the dependent variable, rather than to some confounding variable.
 b. the extent to which the results of an experiment can be attributed to the manipulation of the independent variable, rather than to some confounding variable.
 c. the extent to which the results of an experiment can be generalized.
  d. both b and c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

debra928

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jun 19, 2018
Answer to Question 1

b

Answer to Question 2

b


Yolanda

  • Member
  • Posts: 757
Reply 2 on: Jun 19, 2018
YES! Correct, THANKS for helping me on my review

kusterl

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

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?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

An example showing a modification that has occurred as a result of biological evolution An example showing a modification that has occurred as a result of biological evolution
The Serial Reaction Time Task The Serial Reaction Time Task
Elizabeth Murray, Just in Time. Elizabeth Murray, Just in Time.
Press into points along the neck with your thumb, one side at a time. Apply circular friction to ... Press into points along the neck with your thumb, one side at a time. Apply circular friction to ...
Satiety Index of Different Foods Subjects Satiety Index of Different Foods Subjects
Disitive Time For Potatoes Disitive Time For Potatoes
Video: Electrical changes in the heart

For a complete list of videos, visit our video library