Stratified Random Sampling Is a Method of Selecting a Sample

question 61

Multiple Choice

Stratified random sampling is a method of selecting a sample in which

• A)the sample is first divided into strata, and then random samples are taken from each stratum
• B)various strata are selected from the sample
• C)the population is first divided into strata, and then random samples are drawn from each stratum
• D)None of these alternatives is correct.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Engaged Couple

Two individuals who have agreed to marry each other and are in the period between their engagement and marriage.

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A recording of moving visual images made digitally or on videotape, often with accompanying sound, used for communication, entertainment, or documentation.

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Pertaining to sound or its reproduction, including the technology and equipment used to record, transmit, and reproduce sound.

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The quality of being visually attractive or pleasing to the senses.