Volunteers in a study are assigned randomly to groups. Some of ...

[robinn137]

Volunteers in a study are assigned randomly to groups. Some of the volunteers receive an herbal supplement that is reputed to control nausea, and some of the volunteers are assigned to a control group where a placebo is administered.
 
  This is an example of a(n): a. Longitudinal study.
  b. RCT.
  c. Meta-analysis.
  d. Appraisal tool.

Question 2

Nurses on the midnight shift are experiencing difficulty with receiving materials from the central supply department. Last night, a patient was admitted to the unit from the emergency department with a heart dysrhythmia.
 
  The nurse requested that a temporary pacemaker kit be placed in the unit as standby in case the patient required its use. The central supply unit did not comply until the patient required its emergent use. The nurse was stressed. This is an example of what type of stress? a. Operational failures
  b. Overload of role
  c. Resistant resources
  d. Role conflict

[aloop]

Answer to Question 1

B
RCTs, or randomized controlled trials, always involve testing of a treatment through the random assignment of subjects in the study to an experimental or treatment group or to a control group that receives a placebo.

Answer to Question 2

A
New literature discusses operational failures as stressors to nurses.

[robinn137]

TYSM

[amandalm]

Gracias!