Which of the following statements about adjustments to R2 is not true?
a. The formula for adjusting R2 involves sample size.
b. The formula for adjusting R2 takes number of predictors into account.
c. Adjustments to R2 can either increase or decrease the original R2 value.
d. Adjustments to R2 are more substantial when N = 50 than when N = 250.
C
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A 57-year-old patient reports experiencing leg pain whenever he walks several blocks. The patient has type 1 diabetes and has smoked two packs of cigarettes per day for the past 40 years
The physician diagnoses intermittent claudication. The nurse should provide which instruction about long-term care? A) Practice meticulous foot care. B) Consider cutting down on your smoking. C) Reduce your exercise level. D) See the physician if the symptoms bother you.
While performing the morning assessment on a patient with aldosteronism, the nurse recognizes the kidney's response to this condition leads to:
A) Anuria B) Oliguria C) Polyuria D) Proteinuria
A newly licensed nurse says, "Every time I go into my trauma patient's room his wife asks the same questions about his medication." How should the preceptor evaluate this statement?
1. Anxiety about the husband's condition has affected the wife's ability to retain information. 2. The preceptor should present the information so that it is more understandable. 3. When serious injuries have occurred, new nurses often make the mistake of talking to the patient instead of the family. 4. The nurse and wife are not communicating well with one another.
A patient with idiopathic thrombocytopenia purpura continues to experience symptoms of the disease after completing several courses of prednisone therapy. The nurse anticipates that which treatment will most likely be recommended for this patient?
1. lifelong prednisone therapy 2. splenectomy 3. aspirin therapy 4. weekly platelet transfusions