Several factors affect sample size requirements for a study. Which is one of those factors?

A. The number of eligible people
B. The size of the population
C. The type of sampling used (e.g., convenience, random)
D. Effect size


The correct answer is D. Effect size

Rationale: These factors are study design, method of sampling, and outcome measures – effect size, standard deviation, study power, and significance level.

Nursing

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How does today's healthcare consumerism affect the need for collaboration?

1. Consumers are not interested in how lifestyle affects health. 2. Consumers expect to be involved in decision making. 3. Consumers are hesitant to assume responsibility for their own health. 4. Consumers expect physicians to make decisions for them.

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A female patient presents to the emergency department with complaint of chest pain. Which findings would raise the nurse's suspicion that the chest pain is of cardiac origin?

1. The patient has 2+ edema in her ankles. 2. The patient has bilateral xanthomas. 3. The chest pain is described as a "burning" in the center of the chest that is worse when supine. 4. The patient has an S3 heart sound. 5. The patient has a dull humming sound just below the xiphoid process.

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What is the first step in drug transport?

1. Metabolism 2. Distribution 3. Excretion 4. Absorption

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