Consider an experiment by sociologist Devah Pager, who sent pairs of experimenters — on...

Consider an experiment by sociologist Devah Pager, who sent pairs of experimenters — one black and one white — to apply for 340 job ads in New York City. She gave them resumes altered to have identical qualifications. She gave them scripts so that the applicants said the same things when handing in their applications. She even dressed them alike. She found that black applicants got half the call backs that white applicants got with the same qualifications. (Keith Payne. www.scientificamerican.com, 18.07.2019. Adaptado.)
The experiment results suggest the existence of