Penn State University

penn state david passmore wfed r programming pennsylvania state university wfed 540 workforce education and development passmore graph theory input-output analysis jobs machine learning ai validity wfed540 wf ed shring team science collaboration data science davidpassmore ggplot2 r markdown robert game leontief immigration t.test rstudio r statistics ucwhre university of north texas performance improvement social networks pennstate economy simulation policy economics social network analysis network theory offshoring