Author Question: Which of the following might contain a serious threat to the external validity of a study? a. a ... (Read 138 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
Which of the following might contain a serious threat to the external validity of a study?
 
  a. a survey with a return rate of 30
  b. statistically significant findings in both the clinical setting and at home
  c. evidence of a consistent effect in the winter and the spring
  d. evidence that shows SAT scores and GPA change with improved study habits

Question 2

Feasibility of a study refers to
 
  a. how well you have defined the research problem.
  b. the specificity of the question.
  c. whether the hypothesis is testable.
  d. whether or not the study can actually be conducted.



mirabriestensky

  • Sr. Member
  • ****
  • Posts: 325
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

For a complete list of videos, visit our video library