If We Are Interested in Testing Whether the Mean of Population

question 39

Multiple Choice

If we are interested in testing whether the mean of population 1 is significantly larger than the mean of population 2, the correct null hypothesis is

• A) H0: μ1- μ2 ≥ 0
• B) H0: μ1- μ2 = 0
• C) H0: μ1- μ2 > 0
• D) H0: μ1- μ2 < 0

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Definitions:

Summative Evaluation

An assessment conducted after the completion of a program or intervention to determine its overall efficacy or impact.

Process Evaluation

An assessment that focuses on the implementation process of a program or intervention, examining its fidelity and quality.

Impact Evaluation

Assessing the changes that can be attributed to a particular intervention, project, or program, focusing on outcomes that are the direct result of the intervention.

Formative Evaluation

An evaluative process used during the development of a new program or product to improve its design based on feedback.