The table above is from the new study in Science Magazine “Gender Similarities Characterize Math Performance” (abstract free, $10 for full study) recently discussed here on CD, in the WSJ, and on ...

This is a preview. Log in through your library . Abstract A class of invariant hypothesis tests is considered for the purpose of testing a variance ratio arising in mixed models. Members of the class ...

Hybrids are broadly used in plant breeding and accurate estimation of variance components is crucial for optimizing genetic gain. Genome-wide information may be used to explore models designed to ...