Discussion Question: Significance and Power

How would changing the alpha or the beta of a study affect the results or interpretations?

How would a smaller alpha affect the statistical significance of a study result? For clinical significance?

What is the difference between statistical and clinical significance?

250-275 words, APA format, scholarly source.

Useful Resources:

Davies, H.T.O., Crombie, I.K., and Tavakoli, M. (1998). When can odds ratios mislead? BMJ, 316. Retrieved from http://www.bmj.com/content/316/7136/989

Explorable. Statistical correlation. Retrieved from http://explorable.com/statistical-correlation

Frick, K.D., Milligan, R.A., and Pugh, L.C. (2011). Calculating and interpreting the odds ratio. American Nurse Today, 6(3). Retrieved from https://americannursetoday.com/calculating-and-interpreting-the-odds-ratio/

MarinStatsLectures. (2018). One Way ANOVA (Analysis of Variance): Introduction | Statistics Tutorial #25. https://www.youtube.com/watch?v=_VFLX7xJuqk

MedCalc. (2016). Relative risk, risk difference and odds ratio. Retrieved from https://www.medcalc.org/manual/relativerisk_oddsratio.php

National Science Digital Library’s Computation Science Education Research Desk. (2016). Correlation coefficients. Retrieved from http://www.shodor.org/interactivate/discussions/CorrelationCoefficients/

Sabo, D.W. (2003). Relative risk and the odds ratio. Retrieved from http://commons.bcit.ca/math/faculty/david_sabo/apples/math2441/section8/oddsratio/oddsratio.htm

Simple Interactive Statistical Analysis. Correlations. Retrieved from http://www.quantitativeskills.com/sisa/statistics/corrhlp.htm

StatSoft. (2016). ANOVA/MANOVA. Retrieved from http://www.statsoft.com/textbook/anova-manova/?button=1

StatSoft. (2016). Correlations. Retrieved from http://www.statsoft.com/textbook/basic-statistics/#Correlations

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