Biostatistics Case 3

ODDS RATIO, RELATIVE RISK, AND ANOVA

Using the materials in the module homepage and in the background section, please address the following:

1. Define      and describe each of the measures of association: OR, RR, ANOVA, and      Correlations. (1 page)


2. Provide      an example of a study that uses each of the six types of analyses (OR, RR,      ANOVA, correlations, chi-square, t-tests). (1- to 2-pages)


3. How      are OR and RR different? What types of studies use OR versus RR? (1 page)

Length: 3 pages (750 words) in length,APA format, scholarly sources.

Required Reading:

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