Producers of infant formula employ comprehensive food safety systems, including product testing to ensure those systems are working. A new study from the University of Illinois Urbana-Champaign finds ...

Producers of infant formula employ comprehensive food safety systems, including product testing to ensure those systems are working. A new study finds that some testing methods are more powerful at ...

Many data sets used by economists and other social scientists are collected by stratified sampling. The sampling scheme used to collect the data induces a probability distribution on the observed ...