Clothing color choice and conception risk from Tracy & Beall (2014)

<p>Proportion of respondents who report wearing a red or pink shirt/top, by number of days since last period.</p> <p>Tracy & Beall use a particular classification of conception risk: 6-14 days is high risk.</p> <p>Andrew Gelman notes that other classifications seem to be suggested by authorities on the topic. US Health and Human Services gives information suggesting 10-17. And there are other choices as well.</p> <p>Error bars are 95% Agresti-Coull confidence intervals for a proportion.</p> <p> </p> <p>Tracy JL, Beall AT (2014) The Impact of Weather on Women’s Tendency to Wear Red or Pink when at High Risk for Conception. PLoS ONE 9(2): e88852. doi: 10.1371/journal.pone.0088852