Statistical power/Self-check assessment

Use the following quiz questions to check your understanding of statistical power. Note that as soon as you have indicated your response, the question is scored and feedback is provided. As feedback is provided for each option, you may find it useful to try all of the responses (both correct and incorrect) to read the feedback, as a way to better understand the concept.

The following questions are multiple selection multiple choice. Choose all that apply to both questions before clicking on Submit.

Acknowledgements
The questions included in this quiz were adapted from
 * Introduction to Power and Factors Affecting Power at Online Statistics Education: An Interactive Multimedia Course of Study. Project Leader: David M. Lane, Rice University. Retrieved 28 August 2011.