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 27 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
Great answer, keep it coming :)

meganmoser117

  • Member
  • Posts: 303
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Nearly all drugs pass into human breast milk. How often a drug is taken influences the amount of drug that will pass into the milk. Medications taken 30 to 60 minutes before breastfeeding are likely to be at peak blood levels when the baby is nursing.

Did you know?

According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio Single-dose drug administration: pharmacokinetic values for this drug are as follows: onset of actio
If you want to show differences between items at the same time, a bar graph is more effective than a If you want to show differences between items at the same time, a bar graph is more effective than a
Time Estimates for Specific Office Procedures Cont. Time Estimates for Specific Office Procedures Cont.
A greater number of men than women hold full-time jobs, but the gap is closing because of an ... A greater number of men than women hold full-time jobs, but the gap is closing because of an ...
Historical Time Line of Regulatory Acts, Standards, and Organizations Historical Time Line of Regulatory Acts, Standards, and Organizations
Disitive Time For Potatoes Disitive Time For Potatoes
Video: Renin/Angiotensin (water gain from urine & Na ion and water reabsorption)

For a complete list of videos, visit our video library