Using a Sample to Make Generalizations About an Aspect of a Population

question 93

Multiple Choice

Using a sample to make generalizations about an aspect of a population is called:

• A)data mining.
• B)descriptive statistics.
• C)random sampling.
• D)statistical inference.

Identify and distinguish between descriptive, prescriptive, and grand/middle-range theories and their applications in nursing practice.

Understand the concept of evidence-informed decision making in nursing care.

Recognize the importance and characteristics of quality improvement (QI) programs in healthcare.

Identify the levels of evidence in research and their application in evidence-informed practice.

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Definitions:

Net Cash Inflows

The total amount of cash received minus the total amount of cash spent over a specific period of time.

Investment Project

A project involving the allocation of capital resources with the expectation of generating future returns or benefits.

Discount Factor

A multiplier for future cash flows to convert them into present value, reflecting the time value of money.

Contribution Margin

The amount remaining from sales revenue after variable costs are deducted, indicating how much revenue is contributing to fixed costs and profit.