A statistical test that can be used to test for equality of variances in the distributions for two groups is:
a. The one-sample t-test
b. The two-sample t-test
c. Levene's test
d. The Kolgomorov-Smirnov test
C
You might also like to view...
A nurse assesses a toddler using the FLACC score. The child is kicking and crying steadily. The mother is upset, as she is unable to console the child
Which action by the nurse is most appropriate? A. Administer acetaminophen (Tylenol). B. Give a dose of morphine (Duramorph). C. Play soothing, quiet music. D. Prepare a dose of propofol (Diprovan).
An elderly patient with diabetes is seeing the health care provider for complaints of visual changes. The patient explains to the nurse that visual changes include distortion that makes the edges of objects appear wavy
The nurse knows that this is an early sign of which of the following? a. Cataracts b. Glaucoma c. Diabetic retinopathy d. Age-related macular degeneration
Which way of selecting a journal for publication of a research study is most likely to reduce lag time?
1. Prepare the article and then match the article to a journal's specifications. 2. Identify a journal that most typically publishes a study of similar topics and prepare an article according to the journal's specific guidelines. 3. Write query letters to journal editors to determine their interest in publishing the nurse researcher's article. 4. Submit simultaneously a written report of the research to at least six journals that may be interested.
It is necessary for the nurse manager to delegate tasks to the staff. Which of the following is a requirement of the delegation process?
1. Working alongside the staff to evaluate their care 2. Functioning from a laissez-faire style of leadership 3. Obtaining the employee's voluntary acceptance of the task 4. Communicating the work assignment in understandable terms