The concept of degrees of freedom refers to
a. the level of significance for a study.
b. the standard deviation from the mean among data.
c. the variability of a given score based on other scores.
d. whether statistical analysis is one- or two-tailed.
ANS: C
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When teaching new parents about the benefits of adhering to the recommended vaccination schedule, the nurse should cite protection against which of the following diseases? Select all that apply
A) HIV B) Measles C) Varicella D) Poliomyelitis E) Hepatitis B
The health nurse is dealing with a case of untreated chlamydial infection. The nurse suspects the patient has developed Reiter syndrome
Which of the following clinical manifestations would support this diagnosis? Select all that apply. A) Diffuse pinkness of the conjunctiva along with watery and itchy eyes B) Asymmetric complaints of stiffness and pain in knees and sacroiliac joints C) Cervical tissue very friable and bleeds easily D) Pain when urinating E) Fatigue and tiredness from heart valve vegetation
A patient with Raynaud disease has a nursing diagnosis of "Ineffective tissue perfusion, related to vasoconstriction" and is being given discharge instructions. What should the nurse include when providing this information?
a. Avoid sun exposure. b. Wear gloves and warm socks when out-doors. c. Chafe hands frequently to warm them. d. Wash dishes in warm water.
The primary reason for differences in health status in the United States is
A. Ethnic groups, especially minorities. B. Geographic location. C. Noncompliant patients. D. Poverty or socioeconomic status. E. Sexual behavior.