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Author Question: Which of these research designs could be classified as quasi-experimental? (Select all that apply.) ... (Read 82 times)

asan beg

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on: Jul 8, 2018
Which of these research designs could be classified as quasi-experimental? (Select all that apply.)
 
  a. Solomon four-group design
  b. After-only design
  c. Nonequivalent control group design
  d. After-only nonequivalent control-group design
  e. One-group pretest-posttest design
  f. True experimental pretest-posttest group design
  g. Time series design

Question 2

A research study is planned to determine the effect of nutritional supplementation and type of support surface on the rate of wound healing in sacral myocutaneous flap failures. Which is an independent variable in this study? (Select all that apply.)
 
  a. Rate of wound healing
  b. Sacral myocutaneous flap
  c. Retailer source of protein supplement
  d. Type of support surface
  e. Nutritional supplementation


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IAPPLET

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Reply #1 on: Jul 8, 2018
Answer to Question 1

ANS: C, D, E, G

Feedback
Correct A nonequivalent control group design is a quasi-experimental design.
After-only nonequivalent control-group design is a quasi-experimental design.
A one-group pretest-posttest design is a quasi-experimental design.
A times-series design is a quasi-experimental design.
Incorrect A Solomon four-group design is an experimental design.
An after-only design is an experimental design.
A true experimental pretest-posttest design is an experimental design.

Answer to Question 2

ANS: D, E

Feedback
Correct The type of support surface is one of the specified interventions or treatments (independent variables).
Nutritional supplementation is one of the specified interventions or treatments (independent variables).
Incorrect Rate of wound healing is the dependent variable.
Sacral myocutaneous flap failure is the type of wound being studied.
The retailer of the protein supplement is not an independent variable in this study. It would be an independent variable if two different retailers' supplements were being compared.


asan beg

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Reply #2 on: Jul 8, 2018
Thank you


IAPPLET

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Reply #3 on: Jul 8, 2018
No problemo


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