Discover 7 powerful Excel functions that will revolutionize your workflow, automate tasks, and save you hours of time. From ...

Karina J. Wilkie, Students' use of variables and multiple representations in generalizing functional relationships prior to secondary school, Educational Studies in Mathematics, Vol. 93, No. 3 ...

Background Low muscle strength is related to an increased risk for several chronic diseases. Increased muscle strength improves daily function and quality of life. Objective To measure maximal step-up ...

However, the package contains functions to approximate expected correlations with continuous mixture variables. There are two simulation pathways which calculate intermediate correlations involving ...

James J. HECKMAN, Sergio URZUA, Edward VYTLACIL, Instrumental Variables in Models with Multiple Outcomes: the General Unordered Case, Annales d'Économie et de Statistique, No. 91/92, Econometric ...