Joe Is the Director of Middle School Science Education for the State

question 39

Multiple Choice

Joe is the director of middle school science education for the state and is interested in differences between teaching science content in thematic units or by teaching the content in the units as presented in the students' text. He randomly selects classrooms in the state to participate. This best illustrates

• A) simple random sampling.
• B) systematic sampling.
• C) stratified sampling.
• D) cluster sampling.

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Definitions:

Return On Investment

A financial ratio intended to measure the benefit obtained from an investment relative to its cost.

Program Cost

The total expenses associated with executing and maintaining a specific program.

Learning And Development

The process of enhancing the skills, competencies, and knowledge of an individual or a group, aimed at improving personal and organizational effectiveness.

Business Impact Data

Information and metrics that demonstrate the effect of learning and development activities on business outcomes, often used to justify investments in training.