This topic contains a solution. Click here to go to the answer

Author Question: When participants' behaviors are affected not by the treatment per se but by their knowledge of ... (Read 101 times)

go.lag

  • Hero Member
  • *****
  • Posts: 667
When participants' behaviors are affected not by the treatment per se but by their knowledge of participating in a study, interpretation of the findings is complicated by the influence of which of the following?
 
  A) Treatment effect
  B) History threat
  C) Hawthorne effect
  D) Selection threat

Question 2

The following is a directional hypothesis: The fewer social supports an elderly person has, the more likely he or she is to be institutionalized.
 
  A) True
  B) False



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ilianabrrr

  • Sr. Member
  • ****
  • Posts: 332
Answer to Question 1

C
Feedback:
Hawthorne effect, in which various environmental conditions vary to determine their effect on worker productivity. The history threat is the occurrence of events concurrent with the independent variable that can affect the outcome. The selection threat reflects biases stemming from preexisting differences between groups. Temporal ambiguity, not treatment effect, the cause must precede the effect.

Answer to Question 2

A




go.lag

  • Member
  • Posts: 667
Reply 2 on: Jul 8, 2018
:D TYSM


connor417

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Did you know?

According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Your heart beats over 36 million times a year.

For a complete list of videos, visit our video library