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

Author Question: The nurse researcher can most accurately determine sample size by considering what? a. The ... (Read 83 times)

MGLQZ

  • Hero Member
  • *****
  • Posts: 579
The nurse researcher can most accurately determine sample size by considering what?
 
  a. The stamina of the researcher in data collection
  b. The importance of the independent variable
  c. The age of the potential subjects
  d. The design of the study

Question 2

A nurse researcher opts to use a stratified sample in a research study for which reason?
 
  a. The sample population is divided into subsets that are homogeneous for a particular trait or feature.
  b. The sample population is divided into subsets for random assignment into an intervention or a usual-care group.
  c. The sample population is randomly assigned to a specific subgroup that will vary from the others on the basis of type of treatment.
  d. The sample population is randomly assigned to a specific subgroup that will vary from the others on the basis of treatment duration.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ebonylittles

  • Sr. Member
  • ****
  • Posts: 318
Answer to Question 1

ANS: D

Feedback
A Researcher stamina should have no impact on sample size selection.
B Importance of the independent variable does not mean anything unless it is measured as effect size.
C Subjects' age should not affect the size of a sample.
D A major factor determining sample size is the type of design used.

Answer to Question 2

ANS: A

Feedback
A The major characteristic of a stratified sample is that selected subjects represent population subgroups that are homogeneous.
B A stratified sample would have representation in both the treatment and control groups.
C In a stratified sample, both treatment and control groups have representative groups.
D Stratified samples are not devised on the basis of length of treatment but on proportions of subjects in the population.




MGLQZ

  • Member
  • Posts: 579
Reply 2 on: Jul 8, 2018
Gracias!


marict

  • Member
  • Posts: 304
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

For a complete list of videos, visit our video library