15.06.2013 Views

Introduction to Statistics and Quantitative Research Methods

Introduction to Statistics and Quantitative Research Methods

Introduction to Statistics and Quantitative Research Methods

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

Power<br />

•<br />

•<br />

•<br />

•<br />

If findings are statistically significant, then conclusions can be<br />

easily drawn, but what if findings are insignificant?<br />

Power is the probability that a test or study will detect a<br />

statistically significant result.<br />

Did the independent variables or treatment have zero effect?<br />

If an effect really occurs, what is the chance that the<br />

experiment will find a "statistically significant" result?

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!