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

Author Question: In research studies, the term effect size refers to a. how much each treated and untreated person ... (Read 23 times)

biggirl4568

  • Hero Member
  • *****
  • Posts: 551
on: Jun 22, 2018
In research studies, the term effect size refers to
 
  a. how much each treated and untreated person in the study changes.
 b. the power of the statistical tests that are used to detect the impact of the independent variable.
  c. how many subjects are included in a particular study.
 d. the degree of external validity that the study has.

Question 2

A researcher studying the effect of a dietary supplement on sleep finds that research participants who take the supplement sleep an average of 7 hours and 25 minutes per night, while participants who were given a placebo pill with no active ingredients in it sleep for an average of 7 hours and 20 minutes. These findings are likely
 
  a. statistically significant.
 b. clinically insignificant.
 c. Statistically insignificant.
  d. clinically significant.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

spencer.martell

  • Sr. Member
  • ****
  • Posts: 342
Reply #1 on: Jun 22, 2018
Answer to Question 1

a

Answer to Question 2

b


biggirl4568

  • Member
  • Posts: 551
Reply 2 on: Jun 22, 2018
YES! Correct, THANKS for helping me on my review

bdobbins

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Side effects from substance abuse include nausea, dehydration, reduced productivitiy, and dependence. Though these effects usually worsen over time, the constant need for the substance often overcomes rational thinking.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

The enhancement effect observed by Emerson. The enhancement effect observed by Emerson.
Long-Term Potentiation and Long-Term Depression Long-Term Potentiation and Long-Term Depression
Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many Edward Bellamy, author of the utopian novel Looking Backward (1888) Bellamy’s socialism worried many
Factors Affecting Saturation and Condensation: Effect of Solution Factors Affecting Saturation and Condensation: Effect of Solution
Effect of the direction of flagellar rotation Effect of the direction of flagellar rotation
Scientists do research in the laboratory and in the field Scientists do research in the laboratory and in the field
Video: Types of Transport - Uniport, Antiport and Symport (Glucose and Na+K+ Transporters)

For a complete list of videos, visit our video library