Training Program Title

How Many Subjects Do I Need for My Study?

Contributor

Tufts CTSI

Digital Commons Disciplines

Medical Education

Public

yes

Cost to Access

no

Competency Domains

Scientific Concepts and Research Design

Learning Objectives

Explain the role of chance in sampling a population State the steps in hypothesis testing Identify types of statistical error Describe what parameters affect sample size List online resources for sample size calculators Perform a basic sample size calculation using an online tool.

Delivery Method

Online

Target Learners

Principal Investigators

Learning Level

Fundamental

Frequency

On demand

Associated Assessment

no

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