When extraneous variables influence and distort the relationship between the independent variable (IV) and the dependent variable (DV) so that the findings do not reflect a true relationship between the IV and the DV, the result is
a. voided.
b. inconsistent.
c. randomization.
d. bias.
d. bias.
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A nurse is preparing to administer the thyroid hormone replacement drug levothyroxine to a client. The nurse understands which of the following about this drug? Select all that apply
A) Equivalent to all other thyroid hormone replacement drugs B) More uniform potency than other thyroid hormone replacement drugs C) Twice-daily dosing necessary D) Relatively inexpensive E) Less frequent lab monitoring required
A master's student states, in her thesis,
that "despite public awareness programs to educate the public about the safety of pediatric immunizations, a staunch core of highly educated and well-informed parents continues to attribute the rise in childhood autism to vaccination. Because of this, recent efforts have been brought to bear in the qualitative arena, attempting to identify and isolate factoids and half-truths that perpetuate the myth. Nonetheless, mostly because belief structures appear bound by geography, not enough is known about reasons that some clusters of parents postpone or avoid vaccination." The quotation is an example of a ___________ and appears in the ____________ section of the research report. a. Objective, methods b. Purpose statement, introduction c. Problem statement, introduction d. Literature review, results
To document absent bowel sounds correctly, one must listen continuously for:
a. 30 seconds. b. 1 minute. c. 3 minutes. d. 5 minutes.
A patient has chest tubes. Connecting tubes:
a. Are kept above the person's chest b. Are kept coiled on the bed c. Should hang in loops d. Should be snug but not tight