This is a preview. Log in through your library . Abstract The choice among a longitudinal, mixed longitudinal, or cross-sectional design is often called for in educational and psychological research.

This is a preview. Log in through your library . Abstract Three sources of data for studies of growth (matched longitudinal, unmatched longitudinal, and cross-sectional) were compared using mean ...

The exponential growth of quality of life studies over the last three decades appears to be the cause of increased interest in rigorous evaluation of therapeutic interventions. General-health ...

Business research methods function to collect and convert raw data into the information you must have to make good business decisions. However, while all small-business owners should work on ...

This methodological assessment used data from a randomized controlled noninferiority trial of patients with low-risk prostate cancer, conducted by NRG Oncology (ClinicalTrials.gov identifier: ...